Move RC libraries to next minor version alpha after release cut

Test: ./gradlew checkApi verifyDependencyVersions
Change-Id: I8d99dd131088e219d6a7497be0a7bc3d019443fb
diff --git a/appcompat/api/1.2.0-alpha01.txt b/appcompat/api/1.2.0-alpha01.txt
new file mode 100644
index 0000000..e0c9d81
--- /dev/null
+++ b/appcompat/api/1.2.0-alpha01.txt
@@ -0,0 +1,982 @@
+// Signature format: 3.0
+package androidx.appcompat.app {
+
+  public abstract class ActionBar {
+    ctor public ActionBar();
+    method public abstract void addOnMenuVisibilityListener(androidx.appcompat.app.ActionBar.OnMenuVisibilityListener!);
+    method @Deprecated public abstract void addTab(androidx.appcompat.app.ActionBar.Tab!);
+    method @Deprecated public abstract void addTab(androidx.appcompat.app.ActionBar.Tab!, boolean);
+    method @Deprecated public abstract void addTab(androidx.appcompat.app.ActionBar.Tab!, int);
+    method @Deprecated public abstract void addTab(androidx.appcompat.app.ActionBar.Tab!, int, boolean);
+    method public abstract android.view.View! getCustomView();
+    method public abstract int getDisplayOptions();
+    method public float getElevation();
+    method public abstract int getHeight();
+    method public int getHideOffset();
+    method @Deprecated public abstract int getNavigationItemCount();
+    method @Deprecated public abstract int getNavigationMode();
+    method @Deprecated public abstract int getSelectedNavigationIndex();
+    method @Deprecated public abstract androidx.appcompat.app.ActionBar.Tab? getSelectedTab();
+    method public abstract CharSequence? getSubtitle();
+    method @Deprecated public abstract androidx.appcompat.app.ActionBar.Tab! getTabAt(int);
+    method @Deprecated public abstract int getTabCount();
+    method public android.content.Context! getThemedContext();
+    method public abstract CharSequence? getTitle();
+    method public abstract void hide();
+    method public boolean isHideOnContentScrollEnabled();
+    method public abstract boolean isShowing();
+    method @Deprecated public abstract androidx.appcompat.app.ActionBar.Tab! newTab();
+    method @Deprecated public abstract void removeAllTabs();
+    method public abstract void removeOnMenuVisibilityListener(androidx.appcompat.app.ActionBar.OnMenuVisibilityListener!);
+    method @Deprecated public abstract void removeTab(androidx.appcompat.app.ActionBar.Tab!);
+    method @Deprecated public abstract void removeTabAt(int);
+    method @Deprecated public abstract void selectTab(androidx.appcompat.app.ActionBar.Tab!);
+    method public abstract void setBackgroundDrawable(android.graphics.drawable.Drawable?);
+    method public abstract void setCustomView(android.view.View!);
+    method public abstract void setCustomView(android.view.View!, androidx.appcompat.app.ActionBar.LayoutParams!);
+    method public abstract void setCustomView(int);
+    method public abstract void setDisplayHomeAsUpEnabled(boolean);
+    method public abstract void setDisplayOptions(int);
+    method public abstract void setDisplayOptions(int, int);
+    method public abstract void setDisplayShowCustomEnabled(boolean);
+    method public abstract void setDisplayShowHomeEnabled(boolean);
+    method public abstract void setDisplayShowTitleEnabled(boolean);
+    method public abstract void setDisplayUseLogoEnabled(boolean);
+    method public void setElevation(float);
+    method public void setHideOffset(int);
+    method public void setHideOnContentScrollEnabled(boolean);
+    method public void setHomeActionContentDescription(CharSequence?);
+    method public void setHomeActionContentDescription(@StringRes int);
+    method public void setHomeAsUpIndicator(android.graphics.drawable.Drawable?);
+    method public void setHomeAsUpIndicator(@DrawableRes int);
+    method public void setHomeButtonEnabled(boolean);
+    method public abstract void setIcon(@DrawableRes int);
+    method public abstract void setIcon(android.graphics.drawable.Drawable!);
+    method @Deprecated public abstract void setListNavigationCallbacks(android.widget.SpinnerAdapter!, androidx.appcompat.app.ActionBar.OnNavigationListener!);
+    method public abstract void setLogo(@DrawableRes int);
+    method public abstract void setLogo(android.graphics.drawable.Drawable!);
+    method @Deprecated public abstract void setNavigationMode(int);
+    method @Deprecated public abstract void setSelectedNavigationItem(int);
+    method public void setSplitBackgroundDrawable(android.graphics.drawable.Drawable!);
+    method public void setStackedBackgroundDrawable(android.graphics.drawable.Drawable!);
+    method public abstract void setSubtitle(CharSequence!);
+    method public abstract void setSubtitle(int);
+    method public abstract void setTitle(CharSequence!);
+    method public abstract void setTitle(@StringRes int);
+    method public abstract void show();
+    field public static final int DISPLAY_HOME_AS_UP = 4; // 0x4
+    field public static final int DISPLAY_SHOW_CUSTOM = 16; // 0x10
+    field public static final int DISPLAY_SHOW_HOME = 2; // 0x2
+    field public static final int DISPLAY_SHOW_TITLE = 8; // 0x8
+    field public static final int DISPLAY_USE_LOGO = 1; // 0x1
+    field @Deprecated public static final int NAVIGATION_MODE_LIST = 1; // 0x1
+    field @Deprecated public static final int NAVIGATION_MODE_STANDARD = 0; // 0x0
+    field @Deprecated public static final int NAVIGATION_MODE_TABS = 2; // 0x2
+  }
+
+  public static class ActionBar.LayoutParams extends android.view.ViewGroup.MarginLayoutParams {
+    ctor public ActionBar.LayoutParams(android.content.Context, android.util.AttributeSet!);
+    ctor public ActionBar.LayoutParams(int, int);
+    ctor public ActionBar.LayoutParams(int, int, int);
+    ctor public ActionBar.LayoutParams(int);
+    ctor public ActionBar.LayoutParams(androidx.appcompat.app.ActionBar.LayoutParams!);
+    ctor public ActionBar.LayoutParams(android.view.ViewGroup.LayoutParams!);
+    field public int gravity;
+  }
+
+  public static interface ActionBar.OnMenuVisibilityListener {
+    method public void onMenuVisibilityChanged(boolean);
+  }
+
+  @Deprecated public static interface ActionBar.OnNavigationListener {
+    method @Deprecated public boolean onNavigationItemSelected(int, long);
+  }
+
+  @Deprecated public abstract static class ActionBar.Tab {
+    ctor @Deprecated public ActionBar.Tab();
+    method @Deprecated public abstract CharSequence! getContentDescription();
+    method @Deprecated public abstract android.view.View! getCustomView();
+    method @Deprecated public abstract android.graphics.drawable.Drawable! getIcon();
+    method @Deprecated public abstract int getPosition();
+    method @Deprecated public abstract Object! getTag();
+    method @Deprecated public abstract CharSequence! getText();
+    method @Deprecated public abstract void select();
+    method @Deprecated public abstract androidx.appcompat.app.ActionBar.Tab! setContentDescription(@StringRes int);
+    method @Deprecated public abstract androidx.appcompat.app.ActionBar.Tab! setContentDescription(CharSequence!);
+    method @Deprecated public abstract androidx.appcompat.app.ActionBar.Tab! setCustomView(android.view.View!);
+    method @Deprecated public abstract androidx.appcompat.app.ActionBar.Tab! setCustomView(int);
+    method @Deprecated public abstract androidx.appcompat.app.ActionBar.Tab! setIcon(android.graphics.drawable.Drawable!);
+    method @Deprecated public abstract androidx.appcompat.app.ActionBar.Tab! setIcon(@DrawableRes int);
+    method @Deprecated public abstract androidx.appcompat.app.ActionBar.Tab! setTabListener(androidx.appcompat.app.ActionBar.TabListener!);
+    method @Deprecated public abstract androidx.appcompat.app.ActionBar.Tab! setTag(Object!);
+    method @Deprecated public abstract androidx.appcompat.app.ActionBar.Tab! setText(CharSequence!);
+    method @Deprecated public abstract androidx.appcompat.app.ActionBar.Tab! setText(int);
+    field @Deprecated public static final int INVALID_POSITION = -1; // 0xffffffff
+  }
+
+  @Deprecated public static interface ActionBar.TabListener {
+    method @Deprecated public void onTabReselected(androidx.appcompat.app.ActionBar.Tab!, androidx.fragment.app.FragmentTransaction!);
+    method @Deprecated public void onTabSelected(androidx.appcompat.app.ActionBar.Tab!, androidx.fragment.app.FragmentTransaction!);
+    method @Deprecated public void onTabUnselected(androidx.appcompat.app.ActionBar.Tab!, androidx.fragment.app.FragmentTransaction!);
+  }
+
+  public class ActionBarDrawerToggle implements androidx.drawerlayout.widget.DrawerLayout.DrawerListener {
+    ctor public ActionBarDrawerToggle(android.app.Activity!, androidx.drawerlayout.widget.DrawerLayout!, @StringRes int, @StringRes int);
+    ctor public ActionBarDrawerToggle(android.app.Activity!, androidx.drawerlayout.widget.DrawerLayout!, androidx.appcompat.widget.Toolbar!, @StringRes int, @StringRes int);
+    method public androidx.appcompat.graphics.drawable.DrawerArrowDrawable getDrawerArrowDrawable();
+    method public android.view.View.OnClickListener! getToolbarNavigationClickListener();
+    method public boolean isDrawerIndicatorEnabled();
+    method public boolean isDrawerSlideAnimationEnabled();
+    method public void onConfigurationChanged(android.content.res.Configuration!);
+    method public void onDrawerClosed(android.view.View!);
+    method public void onDrawerOpened(android.view.View!);
+    method public void onDrawerSlide(android.view.View!, float);
+    method public void onDrawerStateChanged(int);
+    method public boolean onOptionsItemSelected(android.view.MenuItem!);
+    method public void setDrawerArrowDrawable(androidx.appcompat.graphics.drawable.DrawerArrowDrawable);
+    method public void setDrawerIndicatorEnabled(boolean);
+    method public void setDrawerSlideAnimationEnabled(boolean);
+    method public void setHomeAsUpIndicator(android.graphics.drawable.Drawable!);
+    method public void setHomeAsUpIndicator(int);
+    method public void setToolbarNavigationClickListener(android.view.View.OnClickListener!);
+    method public void syncState();
+  }
+
+  public static interface ActionBarDrawerToggle.Delegate {
+    method public android.content.Context! getActionBarThemedContext();
+    method public android.graphics.drawable.Drawable! getThemeUpIndicator();
+    method public boolean isNavigationVisible();
+    method public void setActionBarDescription(@StringRes int);
+    method public void setActionBarUpIndicator(android.graphics.drawable.Drawable!, @StringRes int);
+  }
+
+  public static interface ActionBarDrawerToggle.DelegateProvider {
+    method public androidx.appcompat.app.ActionBarDrawerToggle.Delegate? getDrawerToggleDelegate();
+  }
+
+  public class AlertDialog extends androidx.appcompat.app.AppCompatDialog implements android.content.DialogInterface {
+    ctor protected AlertDialog(android.content.Context);
+    ctor protected AlertDialog(android.content.Context, @StyleRes int);
+    ctor protected AlertDialog(android.content.Context, boolean, android.content.DialogInterface.OnCancelListener?);
+    method public android.widget.Button! getButton(int);
+    method public android.widget.ListView! getListView();
+    method public void setButton(int, CharSequence!, android.os.Message!);
+    method public void setButton(int, CharSequence!, android.content.DialogInterface.OnClickListener!);
+    method public void setButton(int, CharSequence!, android.graphics.drawable.Drawable!, android.content.DialogInterface.OnClickListener!);
+    method public void setCustomTitle(android.view.View!);
+    method public void setIcon(int);
+    method public void setIcon(android.graphics.drawable.Drawable!);
+    method public void setIconAttribute(int);
+    method public void setMessage(CharSequence!);
+    method public void setView(android.view.View!);
+    method public void setView(android.view.View!, int, int, int, int);
+  }
+
+  public static class AlertDialog.Builder {
+    ctor public AlertDialog.Builder(android.content.Context);
+    ctor public AlertDialog.Builder(android.content.Context, @StyleRes int);
+    method public androidx.appcompat.app.AlertDialog create();
+    method public android.content.Context getContext();
+    method public androidx.appcompat.app.AlertDialog.Builder! setAdapter(android.widget.ListAdapter!, android.content.DialogInterface.OnClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setCancelable(boolean);
+    method public androidx.appcompat.app.AlertDialog.Builder! setCursor(android.database.Cursor!, android.content.DialogInterface.OnClickListener!, String!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setCustomTitle(android.view.View?);
+    method public androidx.appcompat.app.AlertDialog.Builder! setIcon(@DrawableRes int);
+    method public androidx.appcompat.app.AlertDialog.Builder! setIcon(android.graphics.drawable.Drawable?);
+    method public androidx.appcompat.app.AlertDialog.Builder! setIconAttribute(@AttrRes int);
+    method @Deprecated public androidx.appcompat.app.AlertDialog.Builder! setInverseBackgroundForced(boolean);
+    method public androidx.appcompat.app.AlertDialog.Builder! setItems(@ArrayRes int, android.content.DialogInterface.OnClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setItems(CharSequence![]!, android.content.DialogInterface.OnClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setMessage(@StringRes int);
+    method public androidx.appcompat.app.AlertDialog.Builder! setMessage(CharSequence?);
+    method public androidx.appcompat.app.AlertDialog.Builder! setMultiChoiceItems(@ArrayRes int, boolean[]!, android.content.DialogInterface.OnMultiChoiceClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setMultiChoiceItems(CharSequence![]!, boolean[]!, android.content.DialogInterface.OnMultiChoiceClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setMultiChoiceItems(android.database.Cursor!, String!, String!, android.content.DialogInterface.OnMultiChoiceClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setNegativeButton(@StringRes int, android.content.DialogInterface.OnClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setNegativeButton(CharSequence!, android.content.DialogInterface.OnClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setNegativeButtonIcon(android.graphics.drawable.Drawable!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setNeutralButton(@StringRes int, android.content.DialogInterface.OnClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setNeutralButton(CharSequence!, android.content.DialogInterface.OnClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setNeutralButtonIcon(android.graphics.drawable.Drawable!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setOnCancelListener(android.content.DialogInterface.OnCancelListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setOnDismissListener(android.content.DialogInterface.OnDismissListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setOnItemSelectedListener(android.widget.AdapterView.OnItemSelectedListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setOnKeyListener(android.content.DialogInterface.OnKeyListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setPositiveButton(@StringRes int, android.content.DialogInterface.OnClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setPositiveButton(CharSequence!, android.content.DialogInterface.OnClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setPositiveButtonIcon(android.graphics.drawable.Drawable!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setSingleChoiceItems(@ArrayRes int, int, android.content.DialogInterface.OnClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setSingleChoiceItems(android.database.Cursor!, int, String!, android.content.DialogInterface.OnClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setSingleChoiceItems(CharSequence![]!, int, android.content.DialogInterface.OnClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setSingleChoiceItems(android.widget.ListAdapter!, int, android.content.DialogInterface.OnClickListener!);
+    method public androidx.appcompat.app.AlertDialog.Builder! setTitle(@StringRes int);
+    method public androidx.appcompat.app.AlertDialog.Builder! setTitle(CharSequence?);
+    method public androidx.appcompat.app.AlertDialog.Builder! setView(int);
+    method public androidx.appcompat.app.AlertDialog.Builder! setView(android.view.View!);
+    method public androidx.appcompat.app.AlertDialog! show();
+  }
+
+  public class AppCompatActivity extends androidx.fragment.app.FragmentActivity implements androidx.appcompat.app.ActionBarDrawerToggle.DelegateProvider androidx.appcompat.app.AppCompatCallback androidx.core.app.TaskStackBuilder.SupportParentable {
+    ctor public AppCompatActivity();
+    ctor @ContentView public AppCompatActivity(@LayoutRes int);
+    method public androidx.appcompat.app.AppCompatDelegate getDelegate();
+    method public androidx.appcompat.app.ActionBarDrawerToggle.Delegate? getDrawerToggleDelegate();
+    method public androidx.appcompat.app.ActionBar? getSupportActionBar();
+    method public android.content.Intent? getSupportParentActivityIntent();
+    method public void onCreateSupportNavigateUpTaskStack(androidx.core.app.TaskStackBuilder);
+    method public final boolean onMenuItemSelected(int, android.view.MenuItem);
+    method protected void onNightModeChanged(int);
+    method public void onPrepareSupportNavigateUpTaskStack(androidx.core.app.TaskStackBuilder);
+    method @CallSuper public void onSupportActionModeFinished(androidx.appcompat.view.ActionMode);
+    method @CallSuper public void onSupportActionModeStarted(androidx.appcompat.view.ActionMode);
+    method @Deprecated public void onSupportContentChanged();
+    method public boolean onSupportNavigateUp();
+    method public androidx.appcompat.view.ActionMode? onWindowStartingSupportActionMode(androidx.appcompat.view.ActionMode.Callback);
+    method public void setSupportActionBar(androidx.appcompat.widget.Toolbar?);
+    method @Deprecated public void setSupportProgress(int);
+    method @Deprecated public void setSupportProgressBarIndeterminate(boolean);
+    method @Deprecated public void setSupportProgressBarIndeterminateVisibility(boolean);
+    method @Deprecated public void setSupportProgressBarVisibility(boolean);
+    method public androidx.appcompat.view.ActionMode? startSupportActionMode(androidx.appcompat.view.ActionMode.Callback);
+    method public void supportInvalidateOptionsMenu();
+    method public void supportNavigateUpTo(android.content.Intent);
+    method public boolean supportRequestWindowFeature(int);
+    method public boolean supportShouldUpRecreateTask(android.content.Intent);
+  }
+
+  public interface AppCompatCallback {
+    method public void onSupportActionModeFinished(androidx.appcompat.view.ActionMode!);
+    method public void onSupportActionModeStarted(androidx.appcompat.view.ActionMode!);
+    method public androidx.appcompat.view.ActionMode? onWindowStartingSupportActionMode(androidx.appcompat.view.ActionMode.Callback!);
+  }
+
+  public abstract class AppCompatDelegate {
+    method public abstract void addContentView(android.view.View!, android.view.ViewGroup.LayoutParams!);
+    method public abstract boolean applyDayNight();
+    method public void attachBaseContext(android.content.Context!);
+    method public static androidx.appcompat.app.AppCompatDelegate create(android.app.Activity, androidx.appcompat.app.AppCompatCallback?);
+    method public static androidx.appcompat.app.AppCompatDelegate create(android.app.Dialog, androidx.appcompat.app.AppCompatCallback?);
+    method public static androidx.appcompat.app.AppCompatDelegate create(android.content.Context, android.view.Window, androidx.appcompat.app.AppCompatCallback?);
+    method public static androidx.appcompat.app.AppCompatDelegate create(android.content.Context, android.app.Activity, androidx.appcompat.app.AppCompatCallback?);
+    method public abstract android.view.View! createView(android.view.View?, String!, android.content.Context, android.util.AttributeSet);
+    method public abstract <T extends android.view.View> T! findViewById(@IdRes int);
+    method public static int getDefaultNightMode();
+    method public abstract androidx.appcompat.app.ActionBarDrawerToggle.Delegate? getDrawerToggleDelegate();
+    method public int getLocalNightMode();
+    method public abstract android.view.MenuInflater! getMenuInflater();
+    method public abstract androidx.appcompat.app.ActionBar? getSupportActionBar();
+    method public abstract boolean hasWindowFeature(int);
+    method public abstract void installViewFactory();
+    method public abstract void invalidateOptionsMenu();
+    method public static boolean isCompatVectorFromResourcesEnabled();
+    method public abstract boolean isHandleNativeActionModesEnabled();
+    method public abstract void onConfigurationChanged(android.content.res.Configuration!);
+    method public abstract void onCreate(android.os.Bundle!);
+    method public abstract void onDestroy();
+    method public abstract void onPostCreate(android.os.Bundle!);
+    method public abstract void onPostResume();
+    method public abstract void onSaveInstanceState(android.os.Bundle!);
+    method public abstract void onStart();
+    method public abstract void onStop();
+    method public abstract boolean requestWindowFeature(int);
+    method public static void setCompatVectorFromResourcesEnabled(boolean);
+    method public abstract void setContentView(android.view.View!);
+    method public abstract void setContentView(@LayoutRes int);
+    method public abstract void setContentView(android.view.View!, android.view.ViewGroup.LayoutParams!);
+    method public static void setDefaultNightMode(int);
+    method public abstract void setHandleNativeActionModesEnabled(boolean);
+    method public abstract void setLocalNightMode(int);
+    method public abstract void setSupportActionBar(androidx.appcompat.widget.Toolbar?);
+    method public void setTheme(@StyleRes int);
+    method public abstract void setTitle(CharSequence?);
+    method public abstract androidx.appcompat.view.ActionMode? startSupportActionMode(androidx.appcompat.view.ActionMode.Callback);
+    field public static final int FEATURE_ACTION_MODE_OVERLAY = 10; // 0xa
+    field public static final int FEATURE_SUPPORT_ACTION_BAR = 108; // 0x6c
+    field public static final int FEATURE_SUPPORT_ACTION_BAR_OVERLAY = 109; // 0x6d
+    field @Deprecated public static final int MODE_NIGHT_AUTO = 0; // 0x0
+    field public static final int MODE_NIGHT_AUTO_BATTERY = 3; // 0x3
+    field @Deprecated public static final int MODE_NIGHT_AUTO_TIME = 0; // 0x0
+    field public static final int MODE_NIGHT_FOLLOW_SYSTEM = -1; // 0xffffffff
+    field public static final int MODE_NIGHT_NO = 1; // 0x1
+    field public static final int MODE_NIGHT_UNSPECIFIED = -100; // 0xffffff9c
+    field public static final int MODE_NIGHT_YES = 2; // 0x2
+  }
+
+  public class AppCompatDialog extends android.app.Dialog implements androidx.appcompat.app.AppCompatCallback {
+    ctor public AppCompatDialog(android.content.Context!);
+    ctor public AppCompatDialog(android.content.Context!, int);
+    ctor protected AppCompatDialog(android.content.Context!, boolean, android.content.DialogInterface.OnCancelListener!);
+    method public androidx.appcompat.app.AppCompatDelegate! getDelegate();
+    method public androidx.appcompat.app.ActionBar! getSupportActionBar();
+    method public void onSupportActionModeFinished(androidx.appcompat.view.ActionMode!);
+    method public void onSupportActionModeStarted(androidx.appcompat.view.ActionMode!);
+    method public androidx.appcompat.view.ActionMode? onWindowStartingSupportActionMode(androidx.appcompat.view.ActionMode.Callback!);
+    method public boolean supportRequestWindowFeature(int);
+  }
+
+  public class AppCompatDialogFragment extends androidx.fragment.app.DialogFragment {
+    ctor public AppCompatDialogFragment();
+  }
+
+  public class AppCompatViewInflater {
+    ctor public AppCompatViewInflater();
+    method protected androidx.appcompat.widget.AppCompatAutoCompleteTextView createAutoCompleteTextView(android.content.Context!, android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.AppCompatButton createButton(android.content.Context!, android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.AppCompatCheckBox createCheckBox(android.content.Context!, android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.AppCompatCheckedTextView createCheckedTextView(android.content.Context!, android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.AppCompatEditText createEditText(android.content.Context!, android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.AppCompatImageButton createImageButton(android.content.Context!, android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.AppCompatImageView createImageView(android.content.Context!, android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.AppCompatMultiAutoCompleteTextView createMultiAutoCompleteTextView(android.content.Context!, android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.AppCompatRadioButton createRadioButton(android.content.Context!, android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.AppCompatRatingBar createRatingBar(android.content.Context!, android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.AppCompatSeekBar createSeekBar(android.content.Context!, android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.AppCompatSpinner createSpinner(android.content.Context!, android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.AppCompatTextView createTextView(android.content.Context!, android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.AppCompatToggleButton createToggleButton(android.content.Context!, android.util.AttributeSet!);
+    method protected android.view.View? createView(android.content.Context!, String!, android.util.AttributeSet!);
+  }
+
+}
+
+package androidx.appcompat.graphics.drawable {
+
+  public class DrawerArrowDrawable extends android.graphics.drawable.Drawable {
+    ctor public DrawerArrowDrawable(android.content.Context!);
+    method public void draw(android.graphics.Canvas!);
+    method public float getArrowHeadLength();
+    method public float getArrowShaftLength();
+    method public float getBarLength();
+    method public float getBarThickness();
+    method @ColorInt public int getColor();
+    method public int getDirection();
+    method public float getGapSize();
+    method public int getOpacity();
+    method public final android.graphics.Paint! getPaint();
+    method @FloatRange(from=0.0, to=1.0) public float getProgress();
+    method public boolean isSpinEnabled();
+    method public void setAlpha(int);
+    method public void setArrowHeadLength(float);
+    method public void setArrowShaftLength(float);
+    method public void setBarLength(float);
+    method public void setBarThickness(float);
+    method public void setColor(@ColorInt int);
+    method public void setColorFilter(android.graphics.ColorFilter!);
+    method public void setDirection(int);
+    method public void setGapSize(float);
+    method public void setProgress(@FloatRange(from=0.0, to=1.0) float);
+    method public void setSpinEnabled(boolean);
+    method public void setVerticalMirror(boolean);
+    field public static final int ARROW_DIRECTION_END = 3; // 0x3
+    field public static final int ARROW_DIRECTION_LEFT = 0; // 0x0
+    field public static final int ARROW_DIRECTION_RIGHT = 1; // 0x1
+    field public static final int ARROW_DIRECTION_START = 2; // 0x2
+  }
+
+}
+
+package androidx.appcompat.view {
+
+  public abstract class ActionMode {
+    ctor public ActionMode();
+    method public abstract void finish();
+    method public abstract android.view.View! getCustomView();
+    method public abstract android.view.Menu! getMenu();
+    method public abstract android.view.MenuInflater! getMenuInflater();
+    method public abstract CharSequence! getSubtitle();
+    method public Object! getTag();
+    method public abstract CharSequence! getTitle();
+    method public boolean getTitleOptionalHint();
+    method public abstract void invalidate();
+    method public boolean isTitleOptional();
+    method public abstract void setCustomView(android.view.View!);
+    method public abstract void setSubtitle(CharSequence!);
+    method public abstract void setSubtitle(int);
+    method public void setTag(Object!);
+    method public abstract void setTitle(CharSequence!);
+    method public abstract void setTitle(int);
+    method public void setTitleOptionalHint(boolean);
+  }
+
+  public static interface ActionMode.Callback {
+    method public boolean onActionItemClicked(androidx.appcompat.view.ActionMode!, android.view.MenuItem!);
+    method public boolean onCreateActionMode(androidx.appcompat.view.ActionMode!, android.view.Menu!);
+    method public void onDestroyActionMode(androidx.appcompat.view.ActionMode!);
+    method public boolean onPrepareActionMode(androidx.appcompat.view.ActionMode!, android.view.Menu!);
+  }
+
+  public interface CollapsibleActionView {
+    method public void onActionViewCollapsed();
+    method public void onActionViewExpanded();
+  }
+
+  public class ContextThemeWrapper extends android.content.ContextWrapper {
+    ctor public ContextThemeWrapper();
+    ctor public ContextThemeWrapper(android.content.Context!, @StyleRes int);
+    ctor public ContextThemeWrapper(android.content.Context!, android.content.res.Resources.Theme!);
+    method public void applyOverrideConfiguration(android.content.res.Configuration!);
+    method public int getThemeResId();
+    method protected void onApplyThemeResource(android.content.res.Resources.Theme!, int, boolean);
+  }
+
+}
+
+package androidx.appcompat.widget {
+
+  public class ActionMenuView extends androidx.appcompat.widget.LinearLayoutCompat {
+    ctor public ActionMenuView(android.content.Context!);
+    ctor public ActionMenuView(android.content.Context!, android.util.AttributeSet!);
+    method public void dismissPopupMenus();
+    method protected androidx.appcompat.widget.ActionMenuView.LayoutParams! generateDefaultLayoutParams();
+    method public androidx.appcompat.widget.ActionMenuView.LayoutParams! generateLayoutParams(android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.ActionMenuView.LayoutParams! generateLayoutParams(android.view.ViewGroup.LayoutParams!);
+    method public android.view.Menu! getMenu();
+    method public android.graphics.drawable.Drawable? getOverflowIcon();
+    method public int getPopupTheme();
+    method public boolean hideOverflowMenu();
+    method public boolean isOverflowMenuShowing();
+    method public void onConfigurationChanged(android.content.res.Configuration!);
+    method public void onDetachedFromWindow();
+    method public void setOnMenuItemClickListener(androidx.appcompat.widget.ActionMenuView.OnMenuItemClickListener!);
+    method public void setOverflowIcon(android.graphics.drawable.Drawable?);
+    method public void setPopupTheme(@StyleRes int);
+    method public boolean showOverflowMenu();
+  }
+
+  public static class ActionMenuView.LayoutParams extends androidx.appcompat.widget.LinearLayoutCompat.LayoutParams {
+    ctor public ActionMenuView.LayoutParams(android.content.Context!, android.util.AttributeSet!);
+    ctor public ActionMenuView.LayoutParams(android.view.ViewGroup.LayoutParams!);
+    ctor public ActionMenuView.LayoutParams(androidx.appcompat.widget.ActionMenuView.LayoutParams!);
+    ctor public ActionMenuView.LayoutParams(int, int);
+    field @android.view.ViewDebug.ExportedProperty public int cellsUsed;
+    field @android.view.ViewDebug.ExportedProperty public boolean expandable;
+    field @android.view.ViewDebug.ExportedProperty public int extraPixels;
+    field @android.view.ViewDebug.ExportedProperty public boolean isOverflowButton;
+    field @android.view.ViewDebug.ExportedProperty public boolean preventEdgeOffset;
+  }
+
+  public static interface ActionMenuView.OnMenuItemClickListener {
+    method public boolean onMenuItemClick(android.view.MenuItem!);
+  }
+
+  public class AppCompatAutoCompleteTextView extends android.widget.AutoCompleteTextView implements androidx.core.view.TintableBackgroundView {
+    ctor public AppCompatAutoCompleteTextView(android.content.Context!);
+    ctor public AppCompatAutoCompleteTextView(android.content.Context!, android.util.AttributeSet!);
+    ctor public AppCompatAutoCompleteTextView(android.content.Context!, android.util.AttributeSet!, int);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.content.res.ColorStateList? getSupportBackgroundTintList();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.graphics.PorterDuff.Mode? getSupportBackgroundTintMode();
+    method public void setBackgroundDrawable(android.graphics.drawable.Drawable!);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintList(android.content.res.ColorStateList?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintMode(android.graphics.PorterDuff.Mode?);
+    method public void setTextAppearance(android.content.Context!, int);
+  }
+
+  public class AppCompatButton extends android.widget.Button implements androidx.core.widget.AutoSizeableTextView androidx.core.view.TintableBackgroundView {
+    ctor public AppCompatButton(android.content.Context!);
+    ctor public AppCompatButton(android.content.Context!, android.util.AttributeSet!);
+    ctor public AppCompatButton(android.content.Context!, android.util.AttributeSet!, int);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.content.res.ColorStateList? getSupportBackgroundTintList();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.graphics.PorterDuff.Mode? getSupportBackgroundTintMode();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setAutoSizeTextTypeUniformWithConfiguration(int, int, int, int) throws java.lang.IllegalArgumentException;
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setAutoSizeTextTypeUniformWithPresetSizes(int[], int) throws java.lang.IllegalArgumentException;
+    method public void setBackgroundDrawable(android.graphics.drawable.Drawable!);
+    method public void setSupportAllCaps(boolean);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintList(android.content.res.ColorStateList?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintMode(android.graphics.PorterDuff.Mode?);
+    method public void setTextAppearance(android.content.Context!, int);
+  }
+
+  public class AppCompatCheckBox extends android.widget.CheckBox implements androidx.core.view.TintableBackgroundView androidx.core.widget.TintableCompoundButton {
+    ctor public AppCompatCheckBox(android.content.Context!);
+    ctor public AppCompatCheckBox(android.content.Context!, android.util.AttributeSet!);
+    ctor public AppCompatCheckBox(android.content.Context!, android.util.AttributeSet!, int);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.content.res.ColorStateList? getSupportBackgroundTintList();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.graphics.PorterDuff.Mode? getSupportBackgroundTintMode();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.content.res.ColorStateList? getSupportButtonTintList();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.graphics.PorterDuff.Mode? getSupportButtonTintMode();
+    method public void setBackgroundDrawable(android.graphics.drawable.Drawable!);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintList(android.content.res.ColorStateList?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintMode(android.graphics.PorterDuff.Mode?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportButtonTintList(android.content.res.ColorStateList?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportButtonTintMode(android.graphics.PorterDuff.Mode?);
+  }
+
+  public class AppCompatCheckedTextView extends android.widget.CheckedTextView {
+    ctor public AppCompatCheckedTextView(android.content.Context!);
+    ctor public AppCompatCheckedTextView(android.content.Context!, android.util.AttributeSet!);
+    ctor public AppCompatCheckedTextView(android.content.Context!, android.util.AttributeSet!, int);
+    method public void setTextAppearance(android.content.Context!, int);
+  }
+
+  public class AppCompatEditText extends android.widget.EditText implements androidx.core.view.TintableBackgroundView {
+    ctor public AppCompatEditText(android.content.Context!);
+    ctor public AppCompatEditText(android.content.Context!, android.util.AttributeSet!);
+    ctor public AppCompatEditText(android.content.Context!, android.util.AttributeSet!, int);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.content.res.ColorStateList? getSupportBackgroundTintList();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.graphics.PorterDuff.Mode? getSupportBackgroundTintMode();
+    method public void setBackgroundDrawable(android.graphics.drawable.Drawable!);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintList(android.content.res.ColorStateList?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintMode(android.graphics.PorterDuff.Mode?);
+    method public void setTextAppearance(android.content.Context!, int);
+  }
+
+  public class AppCompatImageButton extends android.widget.ImageButton implements androidx.core.view.TintableBackgroundView androidx.core.widget.TintableImageSourceView {
+    ctor public AppCompatImageButton(android.content.Context!);
+    ctor public AppCompatImageButton(android.content.Context!, android.util.AttributeSet!);
+    ctor public AppCompatImageButton(android.content.Context!, android.util.AttributeSet!, int);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.content.res.ColorStateList? getSupportBackgroundTintList();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.graphics.PorterDuff.Mode? getSupportBackgroundTintMode();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.content.res.ColorStateList? getSupportImageTintList();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.graphics.PorterDuff.Mode? getSupportImageTintMode();
+    method public void setBackgroundDrawable(android.graphics.drawable.Drawable!);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintList(android.content.res.ColorStateList?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintMode(android.graphics.PorterDuff.Mode?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportImageTintList(android.content.res.ColorStateList?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportImageTintMode(android.graphics.PorterDuff.Mode?);
+  }
+
+  public class AppCompatImageView extends android.widget.ImageView implements androidx.core.view.TintableBackgroundView androidx.core.widget.TintableImageSourceView {
+    ctor public AppCompatImageView(android.content.Context!);
+    ctor public AppCompatImageView(android.content.Context!, android.util.AttributeSet!);
+    ctor public AppCompatImageView(android.content.Context!, android.util.AttributeSet!, int);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.content.res.ColorStateList? getSupportBackgroundTintList();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.graphics.PorterDuff.Mode? getSupportBackgroundTintMode();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.content.res.ColorStateList? getSupportImageTintList();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.graphics.PorterDuff.Mode? getSupportImageTintMode();
+    method public void setBackgroundDrawable(android.graphics.drawable.Drawable!);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintList(android.content.res.ColorStateList?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintMode(android.graphics.PorterDuff.Mode?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportImageTintList(android.content.res.ColorStateList?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportImageTintMode(android.graphics.PorterDuff.Mode?);
+  }
+
+  public class AppCompatMultiAutoCompleteTextView extends android.widget.MultiAutoCompleteTextView implements androidx.core.view.TintableBackgroundView {
+    ctor public AppCompatMultiAutoCompleteTextView(android.content.Context!);
+    ctor public AppCompatMultiAutoCompleteTextView(android.content.Context!, android.util.AttributeSet!);
+    ctor public AppCompatMultiAutoCompleteTextView(android.content.Context!, android.util.AttributeSet!, int);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.content.res.ColorStateList? getSupportBackgroundTintList();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.graphics.PorterDuff.Mode? getSupportBackgroundTintMode();
+    method public void setBackgroundDrawable(android.graphics.drawable.Drawable!);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintList(android.content.res.ColorStateList?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintMode(android.graphics.PorterDuff.Mode?);
+    method public void setTextAppearance(android.content.Context!, int);
+  }
+
+  public class AppCompatRadioButton extends android.widget.RadioButton implements androidx.core.view.TintableBackgroundView androidx.core.widget.TintableCompoundButton {
+    ctor public AppCompatRadioButton(android.content.Context!);
+    ctor public AppCompatRadioButton(android.content.Context!, android.util.AttributeSet!);
+    ctor public AppCompatRadioButton(android.content.Context!, android.util.AttributeSet!, int);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.content.res.ColorStateList? getSupportBackgroundTintList();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.graphics.PorterDuff.Mode? getSupportBackgroundTintMode();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.content.res.ColorStateList? getSupportButtonTintList();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.graphics.PorterDuff.Mode? getSupportButtonTintMode();
+    method public void setBackgroundDrawable(android.graphics.drawable.Drawable!);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintList(android.content.res.ColorStateList?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintMode(android.graphics.PorterDuff.Mode?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportButtonTintList(android.content.res.ColorStateList?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportButtonTintMode(android.graphics.PorterDuff.Mode?);
+  }
+
+  public class AppCompatRatingBar extends android.widget.RatingBar {
+    ctor public AppCompatRatingBar(android.content.Context!);
+    ctor public AppCompatRatingBar(android.content.Context!, android.util.AttributeSet!);
+    ctor public AppCompatRatingBar(android.content.Context!, android.util.AttributeSet!, int);
+  }
+
+  public class AppCompatSeekBar extends android.widget.SeekBar {
+    ctor public AppCompatSeekBar(android.content.Context!);
+    ctor public AppCompatSeekBar(android.content.Context!, android.util.AttributeSet!);
+    ctor public AppCompatSeekBar(android.content.Context!, android.util.AttributeSet!, int);
+  }
+
+  public class AppCompatSpinner extends android.widget.Spinner implements androidx.core.view.TintableBackgroundView {
+    ctor public AppCompatSpinner(android.content.Context!);
+    ctor public AppCompatSpinner(android.content.Context!, int);
+    ctor public AppCompatSpinner(android.content.Context!, android.util.AttributeSet!);
+    ctor public AppCompatSpinner(android.content.Context!, android.util.AttributeSet!, int);
+    ctor public AppCompatSpinner(android.content.Context!, android.util.AttributeSet!, int, int);
+    ctor public AppCompatSpinner(android.content.Context!, android.util.AttributeSet!, int, int, android.content.res.Resources.Theme!);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.content.res.ColorStateList? getSupportBackgroundTintList();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.graphics.PorterDuff.Mode? getSupportBackgroundTintMode();
+    method public void setBackgroundDrawable(android.graphics.drawable.Drawable!);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintList(android.content.res.ColorStateList?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintMode(android.graphics.PorterDuff.Mode?);
+  }
+
+  public class AppCompatTextView extends android.widget.TextView implements androidx.core.widget.AutoSizeableTextView androidx.core.view.TintableBackgroundView androidx.core.widget.TintableCompoundDrawablesView {
+    ctor public AppCompatTextView(android.content.Context!);
+    ctor public AppCompatTextView(android.content.Context!, android.util.AttributeSet!);
+    ctor public AppCompatTextView(android.content.Context!, android.util.AttributeSet!, int);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.content.res.ColorStateList? getSupportBackgroundTintList();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.graphics.PorterDuff.Mode? getSupportBackgroundTintMode();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.content.res.ColorStateList? getSupportCompoundDrawablesTintList();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public android.graphics.PorterDuff.Mode? getSupportCompoundDrawablesTintMode();
+    method public androidx.core.text.PrecomputedTextCompat.Params getTextMetricsParamsCompat();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setAutoSizeTextTypeUniformWithConfiguration(int, int, int, int) throws java.lang.IllegalArgumentException;
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setAutoSizeTextTypeUniformWithPresetSizes(int[], int) throws java.lang.IllegalArgumentException;
+    method public void setBackgroundDrawable(android.graphics.drawable.Drawable!);
+    method public void setPrecomputedText(androidx.core.text.PrecomputedTextCompat);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintList(android.content.res.ColorStateList?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportBackgroundTintMode(android.graphics.PorterDuff.Mode?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportCompoundDrawablesTintList(android.content.res.ColorStateList?);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setSupportCompoundDrawablesTintMode(android.graphics.PorterDuff.Mode?);
+    method public void setTextAppearance(android.content.Context!, int);
+    method public void setTextFuture(java.util.concurrent.Future<androidx.core.text.PrecomputedTextCompat!>?);
+    method public void setTextMetricsParamsCompat(androidx.core.text.PrecomputedTextCompat.Params);
+  }
+
+  public class AppCompatToggleButton extends android.widget.ToggleButton {
+    ctor public AppCompatToggleButton(android.content.Context!);
+    ctor public AppCompatToggleButton(android.content.Context!, android.util.AttributeSet!);
+    ctor public AppCompatToggleButton(android.content.Context!, android.util.AttributeSet!, int);
+  }
+
+  public class LinearLayoutCompat extends android.view.ViewGroup {
+    ctor public LinearLayoutCompat(android.content.Context!);
+    ctor public LinearLayoutCompat(android.content.Context!, android.util.AttributeSet!);
+    ctor public LinearLayoutCompat(android.content.Context!, android.util.AttributeSet!, int);
+    method protected androidx.appcompat.widget.LinearLayoutCompat.LayoutParams! generateDefaultLayoutParams();
+    method public androidx.appcompat.widget.LinearLayoutCompat.LayoutParams! generateLayoutParams(android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.LinearLayoutCompat.LayoutParams! generateLayoutParams(android.view.ViewGroup.LayoutParams!);
+    method public int getBaselineAlignedChildIndex();
+    method public android.graphics.drawable.Drawable! getDividerDrawable();
+    method public int getDividerPadding();
+    method public int getGravity();
+    method public int getOrientation();
+    method public int getShowDividers();
+    method public float getWeightSum();
+    method public boolean isBaselineAligned();
+    method public boolean isMeasureWithLargestChildEnabled();
+    method public void setBaselineAligned(boolean);
+    method public void setBaselineAlignedChildIndex(int);
+    method public void setDividerDrawable(android.graphics.drawable.Drawable!);
+    method public void setDividerPadding(int);
+    method public void setGravity(int);
+    method public void setHorizontalGravity(int);
+    method public void setMeasureWithLargestChildEnabled(boolean);
+    method public void setOrientation(int);
+    method public void setShowDividers(int);
+    method public void setVerticalGravity(int);
+    method public void setWeightSum(float);
+    field public static final int HORIZONTAL = 0; // 0x0
+    field public static final int SHOW_DIVIDER_BEGINNING = 1; // 0x1
+    field public static final int SHOW_DIVIDER_END = 4; // 0x4
+    field public static final int SHOW_DIVIDER_MIDDLE = 2; // 0x2
+    field public static final int SHOW_DIVIDER_NONE = 0; // 0x0
+    field public static final int VERTICAL = 1; // 0x1
+  }
+
+  public static class LinearLayoutCompat.LayoutParams extends android.view.ViewGroup.MarginLayoutParams {
+    ctor public LinearLayoutCompat.LayoutParams(android.content.Context!, android.util.AttributeSet!);
+    ctor public LinearLayoutCompat.LayoutParams(int, int);
+    ctor public LinearLayoutCompat.LayoutParams(int, int, float);
+    ctor public LinearLayoutCompat.LayoutParams(android.view.ViewGroup.LayoutParams!);
+    ctor public LinearLayoutCompat.LayoutParams(android.view.ViewGroup.MarginLayoutParams!);
+    ctor public LinearLayoutCompat.LayoutParams(androidx.appcompat.widget.LinearLayoutCompat.LayoutParams!);
+    field public int gravity;
+    field public float weight;
+  }
+
+  public class ListPopupWindow {
+    ctor public ListPopupWindow(android.content.Context);
+    ctor public ListPopupWindow(android.content.Context, android.util.AttributeSet?);
+    ctor public ListPopupWindow(android.content.Context, android.util.AttributeSet?, @AttrRes int);
+    ctor public ListPopupWindow(android.content.Context, android.util.AttributeSet?, @AttrRes int, @StyleRes int);
+    method public void clearListSelection();
+    method public android.view.View.OnTouchListener! createDragToOpenListener(android.view.View!);
+    method public void dismiss();
+    method public android.view.View? getAnchorView();
+    method @StyleRes public int getAnimationStyle();
+    method public android.graphics.drawable.Drawable? getBackground();
+    method public android.graphics.Rect? getEpicenterBounds();
+    method public int getHeight();
+    method public int getHorizontalOffset();
+    method public int getInputMethodMode();
+    method public android.widget.ListView? getListView();
+    method public int getPromptPosition();
+    method public Object? getSelectedItem();
+    method public long getSelectedItemId();
+    method public int getSelectedItemPosition();
+    method public android.view.View? getSelectedView();
+    method public int getSoftInputMode();
+    method public int getVerticalOffset();
+    method public int getWidth();
+    method public boolean isInputMethodNotNeeded();
+    method public boolean isModal();
+    method public boolean isShowing();
+    method public boolean onKeyDown(int, android.view.KeyEvent);
+    method public boolean onKeyPreIme(int, android.view.KeyEvent);
+    method public boolean onKeyUp(int, android.view.KeyEvent);
+    method public boolean performItemClick(int);
+    method public void postShow();
+    method public void setAdapter(android.widget.ListAdapter?);
+    method public void setAnchorView(android.view.View?);
+    method public void setAnimationStyle(@StyleRes int);
+    method public void setBackgroundDrawable(android.graphics.drawable.Drawable?);
+    method public void setContentWidth(int);
+    method public void setDropDownGravity(int);
+    method public void setEpicenterBounds(android.graphics.Rect?);
+    method public void setHeight(int);
+    method public void setHorizontalOffset(int);
+    method public void setInputMethodMode(int);
+    method public void setListSelector(android.graphics.drawable.Drawable!);
+    method public void setModal(boolean);
+    method public void setOnDismissListener(android.widget.PopupWindow.OnDismissListener?);
+    method public void setOnItemClickListener(android.widget.AdapterView.OnItemClickListener?);
+    method public void setOnItemSelectedListener(android.widget.AdapterView.OnItemSelectedListener?);
+    method public void setPromptPosition(int);
+    method public void setPromptView(android.view.View?);
+    method public void setSelection(int);
+    method public void setSoftInputMode(int);
+    method public void setVerticalOffset(int);
+    method public void setWidth(int);
+    method public void setWindowLayoutType(int);
+    method public void show();
+    field public static final int INPUT_METHOD_FROM_FOCUSABLE = 0; // 0x0
+    field public static final int INPUT_METHOD_NEEDED = 1; // 0x1
+    field public static final int INPUT_METHOD_NOT_NEEDED = 2; // 0x2
+    field public static final int MATCH_PARENT = -1; // 0xffffffff
+    field public static final int POSITION_PROMPT_ABOVE = 0; // 0x0
+    field public static final int POSITION_PROMPT_BELOW = 1; // 0x1
+    field public static final int WRAP_CONTENT = -2; // 0xfffffffe
+  }
+
+  public class PopupMenu {
+    ctor public PopupMenu(android.content.Context, android.view.View);
+    ctor public PopupMenu(android.content.Context, android.view.View, int);
+    ctor public PopupMenu(android.content.Context, android.view.View, int, @AttrRes int, @StyleRes int);
+    method public void dismiss();
+    method public android.view.View.OnTouchListener getDragToOpenListener();
+    method public int getGravity();
+    method public android.view.Menu getMenu();
+    method public android.view.MenuInflater getMenuInflater();
+    method public void inflate(@MenuRes int);
+    method public void setGravity(int);
+    method public void setOnDismissListener(androidx.appcompat.widget.PopupMenu.OnDismissListener?);
+    method public void setOnMenuItemClickListener(androidx.appcompat.widget.PopupMenu.OnMenuItemClickListener?);
+    method public void show();
+  }
+
+  public static interface PopupMenu.OnDismissListener {
+    method public void onDismiss(androidx.appcompat.widget.PopupMenu!);
+  }
+
+  public static interface PopupMenu.OnMenuItemClickListener {
+    method public boolean onMenuItemClick(android.view.MenuItem!);
+  }
+
+  public class SearchView extends androidx.appcompat.widget.LinearLayoutCompat implements androidx.appcompat.view.CollapsibleActionView {
+    ctor public SearchView(android.content.Context!);
+    ctor public SearchView(android.content.Context!, android.util.AttributeSet!);
+    ctor public SearchView(android.content.Context!, android.util.AttributeSet!, int);
+    method public int getImeOptions();
+    method public int getInputType();
+    method public int getMaxWidth();
+    method public CharSequence! getQuery();
+    method public CharSequence? getQueryHint();
+    method public androidx.cursoradapter.widget.CursorAdapter! getSuggestionsAdapter();
+    method public boolean isIconfiedByDefault();
+    method public boolean isIconified();
+    method public boolean isQueryRefinementEnabled();
+    method public boolean isSubmitButtonEnabled();
+    method public void onActionViewCollapsed();
+    method public void onActionViewExpanded();
+    method public void setIconified(boolean);
+    method public void setIconifiedByDefault(boolean);
+    method public void setImeOptions(int);
+    method public void setInputType(int);
+    method public void setMaxWidth(int);
+    method public void setOnCloseListener(androidx.appcompat.widget.SearchView.OnCloseListener!);
+    method public void setOnQueryTextFocusChangeListener(android.view.View.OnFocusChangeListener!);
+    method public void setOnQueryTextListener(androidx.appcompat.widget.SearchView.OnQueryTextListener!);
+    method public void setOnSearchClickListener(android.view.View.OnClickListener!);
+    method public void setOnSuggestionListener(androidx.appcompat.widget.SearchView.OnSuggestionListener!);
+    method public void setQuery(CharSequence!, boolean);
+    method public void setQueryHint(CharSequence?);
+    method public void setQueryRefinementEnabled(boolean);
+    method public void setSearchableInfo(android.app.SearchableInfo!);
+    method public void setSubmitButtonEnabled(boolean);
+    method public void setSuggestionsAdapter(androidx.cursoradapter.widget.CursorAdapter!);
+  }
+
+  public static interface SearchView.OnCloseListener {
+    method public boolean onClose();
+  }
+
+  public static interface SearchView.OnQueryTextListener {
+    method public boolean onQueryTextChange(String!);
+    method public boolean onQueryTextSubmit(String!);
+  }
+
+  public static interface SearchView.OnSuggestionListener {
+    method public boolean onSuggestionClick(int);
+    method public boolean onSuggestionSelect(int);
+  }
+
+  public class ShareActionProvider extends androidx.core.view.ActionProvider {
+    ctor public ShareActionProvider(android.content.Context!);
+    method public android.view.View! onCreateActionView();
+    method public void setOnShareTargetSelectedListener(androidx.appcompat.widget.ShareActionProvider.OnShareTargetSelectedListener!);
+    method public void setShareHistoryFileName(String!);
+    method public void setShareIntent(android.content.Intent!);
+    field public static final String DEFAULT_SHARE_HISTORY_FILE_NAME = "share_history.xml";
+  }
+
+  public static interface ShareActionProvider.OnShareTargetSelectedListener {
+    method public boolean onShareTargetSelected(androidx.appcompat.widget.ShareActionProvider!, android.content.Intent!);
+  }
+
+  public class SwitchCompat extends android.widget.CompoundButton {
+    ctor public SwitchCompat(android.content.Context!);
+    ctor public SwitchCompat(android.content.Context!, android.util.AttributeSet!);
+    ctor public SwitchCompat(android.content.Context!, android.util.AttributeSet!, int);
+    method public boolean getShowText();
+    method public boolean getSplitTrack();
+    method public int getSwitchMinWidth();
+    method public int getSwitchPadding();
+    method public CharSequence! getTextOff();
+    method public CharSequence! getTextOn();
+    method public android.graphics.drawable.Drawable! getThumbDrawable();
+    method public int getThumbTextPadding();
+    method public android.content.res.ColorStateList? getThumbTintList();
+    method public android.graphics.PorterDuff.Mode? getThumbTintMode();
+    method public android.graphics.drawable.Drawable! getTrackDrawable();
+    method public android.content.res.ColorStateList? getTrackTintList();
+    method public android.graphics.PorterDuff.Mode? getTrackTintMode();
+    method public void onMeasure(int, int);
+    method public void setShowText(boolean);
+    method public void setSplitTrack(boolean);
+    method public void setSwitchMinWidth(int);
+    method public void setSwitchPadding(int);
+    method public void setSwitchTextAppearance(android.content.Context!, int);
+    method public void setSwitchTypeface(android.graphics.Typeface!, int);
+    method public void setSwitchTypeface(android.graphics.Typeface!);
+    method public void setTextOff(CharSequence!);
+    method public void setTextOn(CharSequence!);
+    method public void setThumbDrawable(android.graphics.drawable.Drawable!);
+    method public void setThumbResource(int);
+    method public void setThumbTextPadding(int);
+    method public void setThumbTintList(android.content.res.ColorStateList?);
+    method public void setThumbTintMode(android.graphics.PorterDuff.Mode?);
+    method public void setTrackDrawable(android.graphics.drawable.Drawable!);
+    method public void setTrackResource(int);
+    method public void setTrackTintList(android.content.res.ColorStateList?);
+    method public void setTrackTintMode(android.graphics.PorterDuff.Mode?);
+  }
+
+  public interface ThemedSpinnerAdapter extends android.widget.SpinnerAdapter {
+    method public android.content.res.Resources.Theme? getDropDownViewTheme();
+    method public void setDropDownViewTheme(android.content.res.Resources.Theme?);
+  }
+
+  public static final class ThemedSpinnerAdapter.Helper {
+    ctor public ThemedSpinnerAdapter.Helper(android.content.Context);
+    method public android.view.LayoutInflater getDropDownViewInflater();
+    method public android.content.res.Resources.Theme? getDropDownViewTheme();
+    method public void setDropDownViewTheme(android.content.res.Resources.Theme?);
+  }
+
+  public class Toolbar extends android.view.ViewGroup {
+    ctor public Toolbar(android.content.Context!);
+    ctor public Toolbar(android.content.Context!, android.util.AttributeSet?);
+    ctor public Toolbar(android.content.Context!, android.util.AttributeSet?, int);
+    method public void collapseActionView();
+    method public void dismissPopupMenus();
+    method protected androidx.appcompat.widget.Toolbar.LayoutParams! generateDefaultLayoutParams();
+    method public androidx.appcompat.widget.Toolbar.LayoutParams! generateLayoutParams(android.util.AttributeSet!);
+    method protected androidx.appcompat.widget.Toolbar.LayoutParams! generateLayoutParams(android.view.ViewGroup.LayoutParams!);
+    method public CharSequence? getCollapseContentDescription();
+    method public android.graphics.drawable.Drawable? getCollapseIcon();
+    method public int getContentInsetEnd();
+    method public int getContentInsetEndWithActions();
+    method public int getContentInsetLeft();
+    method public int getContentInsetRight();
+    method public int getContentInsetStart();
+    method public int getContentInsetStartWithNavigation();
+    method public int getCurrentContentInsetEnd();
+    method public int getCurrentContentInsetLeft();
+    method public int getCurrentContentInsetRight();
+    method public int getCurrentContentInsetStart();
+    method public android.graphics.drawable.Drawable! getLogo();
+    method public CharSequence! getLogoDescription();
+    method public android.view.Menu! getMenu();
+    method public CharSequence? getNavigationContentDescription();
+    method public android.graphics.drawable.Drawable? getNavigationIcon();
+    method public android.graphics.drawable.Drawable? getOverflowIcon();
+    method public int getPopupTheme();
+    method public CharSequence! getSubtitle();
+    method public CharSequence! getTitle();
+    method public int getTitleMarginBottom();
+    method public int getTitleMarginEnd();
+    method public int getTitleMarginStart();
+    method public int getTitleMarginTop();
+    method public boolean hasExpandedActionView();
+    method public boolean hideOverflowMenu();
+    method public void inflateMenu(@MenuRes int);
+    method public boolean isOverflowMenuShowing();
+    method public void setCollapseContentDescription(@StringRes int);
+    method public void setCollapseContentDescription(CharSequence?);
+    method public void setCollapseIcon(@DrawableRes int);
+    method public void setCollapseIcon(android.graphics.drawable.Drawable?);
+    method public void setContentInsetEndWithActions(int);
+    method public void setContentInsetStartWithNavigation(int);
+    method public void setContentInsetsAbsolute(int, int);
+    method public void setContentInsetsRelative(int, int);
+    method public void setLogo(@DrawableRes int);
+    method public void setLogo(android.graphics.drawable.Drawable!);
+    method public void setLogoDescription(@StringRes int);
+    method public void setLogoDescription(CharSequence!);
+    method public void setNavigationContentDescription(@StringRes int);
+    method public void setNavigationContentDescription(CharSequence?);
+    method public void setNavigationIcon(@DrawableRes int);
+    method public void setNavigationIcon(android.graphics.drawable.Drawable?);
+    method public void setNavigationOnClickListener(android.view.View.OnClickListener!);
+    method public void setOnMenuItemClickListener(androidx.appcompat.widget.Toolbar.OnMenuItemClickListener!);
+    method public void setOverflowIcon(android.graphics.drawable.Drawable?);
+    method public void setPopupTheme(@StyleRes int);
+    method public void setSubtitle(@StringRes int);
+    method public void setSubtitle(CharSequence!);
+    method public void setSubtitleTextAppearance(android.content.Context!, @StyleRes int);
+    method public void setSubtitleTextColor(@ColorInt int);
+    method public void setSubtitleTextColor(android.content.res.ColorStateList);
+    method public void setTitle(@StringRes int);
+    method public void setTitle(CharSequence!);
+    method public void setTitleMargin(int, int, int, int);
+    method public void setTitleMarginBottom(int);
+    method public void setTitleMarginEnd(int);
+    method public void setTitleMarginStart(int);
+    method public void setTitleMarginTop(int);
+    method public void setTitleTextAppearance(android.content.Context!, @StyleRes int);
+    method public void setTitleTextColor(@ColorInt int);
+    method public void setTitleTextColor(android.content.res.ColorStateList);
+    method public boolean showOverflowMenu();
+  }
+
+  public static class Toolbar.LayoutParams extends androidx.appcompat.app.ActionBar.LayoutParams {
+    ctor public Toolbar.LayoutParams(android.content.Context, android.util.AttributeSet!);
+    ctor public Toolbar.LayoutParams(int, int);
+    ctor public Toolbar.LayoutParams(int, int, int);
+    ctor public Toolbar.LayoutParams(int);
+    ctor public Toolbar.LayoutParams(androidx.appcompat.widget.Toolbar.LayoutParams!);
+    ctor public Toolbar.LayoutParams(androidx.appcompat.app.ActionBar.LayoutParams!);
+    ctor public Toolbar.LayoutParams(android.view.ViewGroup.MarginLayoutParams!);
+    ctor public Toolbar.LayoutParams(android.view.ViewGroup.LayoutParams!);
+  }
+
+  public static interface Toolbar.OnMenuItemClickListener {
+    method public boolean onMenuItemClick(android.view.MenuItem!);
+  }
+
+  public static class Toolbar.SavedState extends androidx.customview.view.AbsSavedState {
+    ctor public Toolbar.SavedState(android.os.Parcel!);
+    ctor public Toolbar.SavedState(android.os.Parcel!, ClassLoader!);
+    ctor public Toolbar.SavedState(android.os.Parcelable!);
+    field public static final android.os.Parcelable.Creator<androidx.appcompat.widget.Toolbar.SavedState!>! CREATOR;
+  }
+
+  public class TooltipCompat {
+    method public static void setTooltipText(android.view.View, CharSequence?);
+  }
+
+}
+
diff --git a/appcompat/api/res-1.2.0-alpha01.txt b/appcompat/api/res-1.2.0-alpha01.txt
new file mode 100644
index 0000000..cb8c1e3
--- /dev/null
+++ b/appcompat/api/res-1.2.0-alpha01.txt
@@ -0,0 +1,366 @@
+attr actionBarDivider
+attr actionBarItemBackground
+attr actionBarPopupTheme
+attr actionBarSize
+attr actionBarSplitStyle
+attr actionBarStyle
+attr actionBarTabBarStyle
+attr actionBarTabStyle
+attr actionBarTabTextStyle
+attr actionBarTheme
+attr actionBarWidgetTheme
+attr actionButtonStyle
+attr actionDropDownStyle
+attr actionLayout
+attr actionMenuTextAppearance
+attr actionMenuTextColor
+attr actionModeBackground
+attr actionModeCloseButtonStyle
+attr actionModeCloseDrawable
+attr actionModeCopyDrawable
+attr actionModeCutDrawable
+attr actionModeFindDrawable
+attr actionModePasteDrawable
+attr actionModeSelectAllDrawable
+attr actionModeShareDrawable
+attr actionModeSplitBackground
+attr actionModeStyle
+attr actionModeWebSearchDrawable
+attr actionOverflowButtonStyle
+attr actionOverflowMenuStyle
+attr actionProviderClass
+attr actionViewClass
+attr alertDialogStyle
+attr alertDialogTheme
+attr arrowHeadLength
+attr arrowShaftLength
+attr autoCompleteTextViewStyle
+attr autoSizeMaxTextSize
+attr autoSizeMinTextSize
+attr autoSizePresetSizes
+attr autoSizeStepGranularity
+attr autoSizeTextType
+attr background
+attr backgroundSplit
+attr backgroundStacked
+attr backgroundTint
+attr backgroundTintMode
+attr barLength
+attr borderlessButtonStyle
+attr buttonBarButtonStyle
+attr buttonBarNegativeButtonStyle
+attr buttonBarNeutralButtonStyle
+attr buttonBarPositiveButtonStyle
+attr buttonBarStyle
+attr buttonGravity
+attr buttonStyle
+attr buttonStyleSmall
+attr buttonTint
+attr buttonTintMode
+attr checkboxStyle
+attr checkedTextViewStyle
+attr closeIcon
+attr closeItemLayout
+attr collapseContentDescription
+attr collapseIcon
+attr color
+attr colorAccent
+attr colorBackgroundFloating
+attr colorButtonNormal
+attr colorControlActivated
+attr colorControlHighlight
+attr colorControlNormal
+attr colorError
+attr colorPrimary
+attr colorPrimaryDark
+attr commitIcon
+attr contentInsetEnd
+attr contentInsetEndWithActions
+attr contentInsetLeft
+attr contentInsetRight
+attr contentInsetStart
+attr contentInsetStartWithNavigation
+attr customNavigationLayout
+attr dialogCornerRadius
+attr dialogPreferredPadding
+attr dialogTheme
+attr displayOptions
+attr divider
+attr dividerHorizontal
+attr dividerPadding
+attr dividerVertical
+attr drawableSize
+attr drawerArrowStyle
+attr dropDownListViewStyle
+attr editTextBackground
+attr editTextColor
+attr editTextStyle
+attr elevation
+attr firstBaselineToTopHeight
+attr fontFamily
+attr fontVariationSettings
+attr gapBetweenBars
+attr goIcon
+attr height
+attr hideOnContentScroll
+attr homeAsUpIndicator
+attr homeLayout
+attr icon
+attr iconTint
+attr iconTintMode
+attr iconifiedByDefault
+attr imageButtonStyle
+attr indeterminateProgressStyle
+attr isLightTheme
+attr itemPadding
+attr lastBaselineToBottomHeight
+attr layout
+attr lineHeight
+attr listChoiceBackgroundIndicator
+attr listChoiceIndicatorMultipleAnimated
+attr listChoiceIndicatorSingleAnimated
+attr listDividerAlertDialog
+attr listPopupWindowStyle
+attr listPreferredItemHeight
+attr listPreferredItemHeightLarge
+attr listPreferredItemHeightSmall
+attr listPreferredItemPaddingEnd
+attr listPreferredItemPaddingLeft
+attr listPreferredItemPaddingRight
+attr listPreferredItemPaddingStart
+attr logo
+attr logoDescription
+attr maxButtonHeight
+attr measureWithLargestChild
+attr navigationContentDescription
+attr navigationIcon
+attr navigationMode
+attr overlapAnchor
+attr paddingEnd
+attr paddingStart
+attr panelBackground
+attr popupMenuStyle
+attr popupTheme
+attr popupWindowStyle
+attr preserveIconSpacing
+attr progressBarPadding
+attr progressBarStyle
+attr queryBackground
+attr queryHint
+attr radioButtonStyle
+attr ratingBarStyle
+attr ratingBarStyleIndicator
+attr ratingBarStyleSmall
+attr searchHintIcon
+attr searchIcon
+attr searchViewStyle
+attr seekBarStyle
+attr selectableItemBackground
+attr selectableItemBackgroundBorderless
+attr showAsAction
+attr showDividers
+attr showText
+attr spinBars
+attr spinnerDropDownItemStyle
+attr spinnerStyle
+attr splitTrack
+attr srcCompat
+attr state_above_anchor
+attr submitBackground
+attr subtitle
+attr subtitleTextAppearance
+attr subtitleTextColor
+attr subtitleTextStyle
+attr suggestionRowLayout
+attr switchMinWidth
+attr switchPadding
+attr switchStyle
+attr switchTextAppearance
+attr textAllCaps
+attr textAppearanceLargePopupMenu
+attr textAppearanceListItem
+attr textAppearanceListItemSecondary
+attr textAppearanceListItemSmall
+attr textAppearancePopupMenuHeader
+attr textAppearanceSearchResultSubtitle
+attr textAppearanceSearchResultTitle
+attr textAppearanceSmallPopupMenu
+attr textColorAlertDialogListItem
+attr textLocale
+attr theme
+attr thickness
+attr thumbTextPadding
+attr thumbTint
+attr thumbTintMode
+attr tickMark
+attr tickMarkTint
+attr tickMarkTintMode
+attr tint
+attr tintMode
+attr title
+attr titleMargin
+attr titleMarginBottom
+attr titleMarginEnd
+attr titleMarginStart
+attr titleMarginTop
+attr titleMargins
+attr titleTextAppearance
+attr titleTextColor
+attr titleTextStyle
+attr toolbarNavigationButtonStyle
+attr toolbarStyle
+attr track
+attr trackTint
+attr trackTintMode
+attr voiceIcon
+attr windowActionBar
+attr windowActionBarOverlay
+attr windowActionModeOverlay
+attr windowNoTitle
+layout support_simple_spinner_dropdown_item
+style TextAppearance_AppCompat
+style TextAppearance_AppCompat_Body1
+style TextAppearance_AppCompat_Body2
+style TextAppearance_AppCompat_Button
+style TextAppearance_AppCompat_Caption
+style TextAppearance_AppCompat_Display1
+style TextAppearance_AppCompat_Display2
+style TextAppearance_AppCompat_Display3
+style TextAppearance_AppCompat_Display4
+style TextAppearance_AppCompat_Headline
+style TextAppearance_AppCompat_Inverse
+style TextAppearance_AppCompat_Large
+style TextAppearance_AppCompat_Large_Inverse
+style TextAppearance_AppCompat_Light_SearchResult_Subtitle
+style TextAppearance_AppCompat_Light_SearchResult_Title
+style TextAppearance_AppCompat_Light_Widget_PopupMenu_Large
+style TextAppearance_AppCompat_Light_Widget_PopupMenu_Small
+style TextAppearance_AppCompat_Medium
+style TextAppearance_AppCompat_Medium_Inverse
+style TextAppearance_AppCompat_Menu
+style TextAppearance_AppCompat_SearchResult_Subtitle
+style TextAppearance_AppCompat_SearchResult_Title
+style TextAppearance_AppCompat_Small
+style TextAppearance_AppCompat_Small_Inverse
+style TextAppearance_AppCompat_Subhead
+style TextAppearance_AppCompat_Subhead_Inverse
+style TextAppearance_AppCompat_Title
+style TextAppearance_AppCompat_Title_Inverse
+style TextAppearance_AppCompat_Widget_ActionBar_Menu
+style TextAppearance_AppCompat_Widget_ActionBar_Subtitle
+style TextAppearance_AppCompat_Widget_ActionBar_Subtitle_Inverse
+style TextAppearance_AppCompat_Widget_ActionBar_Title
+style TextAppearance_AppCompat_Widget_ActionBar_Title_Inverse
+style TextAppearance_AppCompat_Widget_ActionMode_Subtitle
+style TextAppearance_AppCompat_Widget_ActionMode_Subtitle_Inverse
+style TextAppearance_AppCompat_Widget_ActionMode_Title
+style TextAppearance_AppCompat_Widget_ActionMode_Title_Inverse
+style TextAppearance_AppCompat_Widget_Button
+style TextAppearance_AppCompat_Widget_Button_Borderless_Colored
+style TextAppearance_AppCompat_Widget_Button_Colored
+style TextAppearance_AppCompat_Widget_Button_Inverse
+style TextAppearance_AppCompat_Widget_DropDownItem
+style TextAppearance_AppCompat_Widget_PopupMenu_Header
+style TextAppearance_AppCompat_Widget_PopupMenu_Large
+style TextAppearance_AppCompat_Widget_PopupMenu_Small
+style TextAppearance_AppCompat_Widget_Switch
+style TextAppearance_AppCompat_Widget_TextView_SpinnerItem
+style ThemeOverlay_AppCompat
+style ThemeOverlay_AppCompat_ActionBar
+style ThemeOverlay_AppCompat_Dark
+style ThemeOverlay_AppCompat_Dark_ActionBar
+style ThemeOverlay_AppCompat_DayNight
+style ThemeOverlay_AppCompat_DayNight_ActionBar
+style ThemeOverlay_AppCompat_Dialog
+style ThemeOverlay_AppCompat_Dialog_Alert
+style ThemeOverlay_AppCompat_Light
+style Theme_AppCompat
+style Theme_AppCompat_DayNight
+style Theme_AppCompat_DayNight_DarkActionBar
+style Theme_AppCompat_DayNight_Dialog
+style Theme_AppCompat_DayNight_DialogWhenLarge
+style Theme_AppCompat_DayNight_Dialog_Alert
+style Theme_AppCompat_DayNight_Dialog_MinWidth
+style Theme_AppCompat_DayNight_NoActionBar
+style Theme_AppCompat_Dialog
+style Theme_AppCompat_DialogWhenLarge
+style Theme_AppCompat_Dialog_Alert
+style Theme_AppCompat_Dialog_MinWidth
+style Theme_AppCompat_Light
+style Theme_AppCompat_Light_DarkActionBar
+style Theme_AppCompat_Light_Dialog
+style Theme_AppCompat_Light_DialogWhenLarge
+style Theme_AppCompat_Light_Dialog_Alert
+style Theme_AppCompat_Light_Dialog_MinWidth
+style Theme_AppCompat_Light_NoActionBar
+style Theme_AppCompat_NoActionBar
+style Widget_AppCompat_ActionBar
+style Widget_AppCompat_ActionBar_Solid
+style Widget_AppCompat_ActionBar_TabBar
+style Widget_AppCompat_ActionBar_TabText
+style Widget_AppCompat_ActionBar_TabView
+style Widget_AppCompat_ActionButton
+style Widget_AppCompat_ActionButton_CloseMode
+style Widget_AppCompat_ActionButton_Overflow
+style Widget_AppCompat_ActionMode
+style Widget_AppCompat_AutoCompleteTextView
+style Widget_AppCompat_Button
+style Widget_AppCompat_ButtonBar
+style Widget_AppCompat_ButtonBar_AlertDialog
+style Widget_AppCompat_Button_Borderless
+style Widget_AppCompat_Button_Borderless_Colored
+style Widget_AppCompat_Button_ButtonBar_AlertDialog
+style Widget_AppCompat_Button_Colored
+style Widget_AppCompat_Button_Small
+style Widget_AppCompat_CompoundButton_CheckBox
+style Widget_AppCompat_CompoundButton_RadioButton
+style Widget_AppCompat_CompoundButton_Switch
+style Widget_AppCompat_DrawerArrowToggle
+style Widget_AppCompat_DropDownItem_Spinner
+style Widget_AppCompat_EditText
+style Widget_AppCompat_ImageButton
+style Widget_AppCompat_Light_ActionBar
+style Widget_AppCompat_Light_ActionBar_Solid
+style Widget_AppCompat_Light_ActionBar_Solid_Inverse
+style Widget_AppCompat_Light_ActionBar_TabBar
+style Widget_AppCompat_Light_ActionBar_TabBar_Inverse
+style Widget_AppCompat_Light_ActionBar_TabText
+style Widget_AppCompat_Light_ActionBar_TabText_Inverse
+style Widget_AppCompat_Light_ActionBar_TabView
+style Widget_AppCompat_Light_ActionBar_TabView_Inverse
+style Widget_AppCompat_Light_ActionButton
+style Widget_AppCompat_Light_ActionButton_CloseMode
+style Widget_AppCompat_Light_ActionButton_Overflow
+style Widget_AppCompat_Light_ActionMode_Inverse
+style Widget_AppCompat_Light_AutoCompleteTextView
+style Widget_AppCompat_Light_DropDownItem_Spinner
+style Widget_AppCompat_Light_ListPopupWindow
+style Widget_AppCompat_Light_ListView_DropDown
+style Widget_AppCompat_Light_PopupMenu
+style Widget_AppCompat_Light_PopupMenu_Overflow
+style Widget_AppCompat_Light_SearchView
+style Widget_AppCompat_Light_Spinner_DropDown_ActionBar
+style Widget_AppCompat_ListPopupWindow
+style Widget_AppCompat_ListView
+style Widget_AppCompat_ListView_DropDown
+style Widget_AppCompat_ListView_Menu
+style Widget_AppCompat_PopupMenu
+style Widget_AppCompat_PopupMenu_Overflow
+style Widget_AppCompat_PopupWindow
+style Widget_AppCompat_ProgressBar
+style Widget_AppCompat_ProgressBar_Horizontal
+style Widget_AppCompat_RatingBar
+style Widget_AppCompat_RatingBar_Indicator
+style Widget_AppCompat_RatingBar_Small
+style Widget_AppCompat_SearchView
+style Widget_AppCompat_SearchView_ActionBar
+style Widget_AppCompat_SeekBar
+style Widget_AppCompat_SeekBar_Discrete
+style Widget_AppCompat_Spinner
+style Widget_AppCompat_Spinner_DropDown
+style Widget_AppCompat_Spinner_DropDown_ActionBar
+style Widget_AppCompat_Spinner_Underlined
+style Widget_AppCompat_TextView
+style Widget_AppCompat_TextView_SpinnerItem
+style Widget_AppCompat_Toolbar
+style Widget_AppCompat_Toolbar_Button_Navigation
diff --git a/appcompat/resources/api/1.2.0-alpha01.txt b/appcompat/resources/api/1.2.0-alpha01.txt
new file mode 100644
index 0000000..990b059
--- /dev/null
+++ b/appcompat/resources/api/1.2.0-alpha01.txt
@@ -0,0 +1,35 @@
+// Signature format: 3.0
+package androidx.appcompat.content.res {
+
+  public final class AppCompatResources {
+    method public static android.content.res.ColorStateList! getColorStateList(android.content.Context, @ColorRes int);
+    method public static android.graphics.drawable.Drawable? getDrawable(android.content.Context, @DrawableRes int);
+  }
+
+}
+
+package androidx.appcompat.graphics.drawable {
+
+  public class AnimatedStateListDrawableCompat extends android.graphics.drawable.Drawable implements android.graphics.drawable.Drawable.Callback androidx.core.graphics.drawable.TintAwareDrawable {
+    ctor public AnimatedStateListDrawableCompat();
+    method public void addState(int[], android.graphics.drawable.Drawable, int);
+    method public void addState(int[]!, android.graphics.drawable.Drawable!);
+    method public <T extends android.graphics.drawable.Drawable & android.graphics.drawable.Animatable> void addTransition(int, int, T, boolean);
+    method public static androidx.appcompat.graphics.drawable.AnimatedStateListDrawableCompat? create(android.content.Context, @DrawableRes int, android.content.res.Resources.Theme?);
+    method public static androidx.appcompat.graphics.drawable.AnimatedStateListDrawableCompat! createFromXmlInner(android.content.Context, android.content.res.Resources, org.xmlpull.v1.XmlPullParser, android.util.AttributeSet, android.content.res.Resources.Theme?) throws java.io.IOException, org.xmlpull.v1.XmlPullParserException;
+    method public void draw(android.graphics.Canvas);
+    method public final android.graphics.drawable.Drawable.ConstantState! getConstantState();
+    method public int getOpacity();
+    method public void inflate(android.content.Context, android.content.res.Resources, org.xmlpull.v1.XmlPullParser, android.util.AttributeSet, android.content.res.Resources.Theme?) throws java.io.IOException, org.xmlpull.v1.XmlPullParserException;
+    method public void invalidateDrawable(android.graphics.drawable.Drawable);
+    method public void scheduleDrawable(android.graphics.drawable.Drawable, Runnable, long);
+    method public void setAlpha(int);
+    method public void setColorFilter(android.graphics.ColorFilter!);
+    method public void setDither(boolean);
+    method public void setEnterFadeDuration(int);
+    method public void setExitFadeDuration(int);
+    method public void unscheduleDrawable(android.graphics.drawable.Drawable, Runnable);
+  }
+
+}
+
diff --git a/appcompat/resources/api/res-1.2.0-alpha01.txt b/appcompat/resources/api/res-1.2.0-alpha01.txt
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/appcompat/resources/api/res-1.2.0-alpha01.txt
diff --git a/arch/core-common/api/2.2.0-alpha01.txt b/arch/core-common/api/2.2.0-alpha01.txt
new file mode 100644
index 0000000..dba1d6a7
--- /dev/null
+++ b/arch/core-common/api/2.2.0-alpha01.txt
@@ -0,0 +1,9 @@
+// Signature format: 3.0
+package androidx.arch.core.util {
+
+  public interface Function<I, O> {
+    method public O! apply(I!);
+  }
+
+}
+
diff --git a/arch/core-runtime/api/2.2.0-alpha01.txt b/arch/core-runtime/api/2.2.0-alpha01.txt
new file mode 100644
index 0000000..da4f6cc
--- /dev/null
+++ b/arch/core-runtime/api/2.2.0-alpha01.txt
@@ -0,0 +1 @@
+// Signature format: 3.0
diff --git a/arch/core-runtime/api/res-2.2.0-alpha01.txt b/arch/core-runtime/api/res-2.2.0-alpha01.txt
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/arch/core-runtime/api/res-2.2.0-alpha01.txt
diff --git a/arch/core-runtime/api/restricted_2.2.0-alpha01.txt b/arch/core-runtime/api/restricted_2.2.0-alpha01.txt
new file mode 100644
index 0000000..adaaab4
--- /dev/null
+++ b/arch/core-runtime/api/restricted_2.2.0-alpha01.txt
@@ -0,0 +1,30 @@
+// Signature format: 3.0
+package androidx.arch.core.executor {
+
+  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public class ArchTaskExecutor extends androidx.arch.core.executor.TaskExecutor {
+    method public void executeOnDiskIO(Runnable!);
+    method public static java.util.concurrent.Executor getIOThreadExecutor();
+    method public static androidx.arch.core.executor.ArchTaskExecutor getInstance();
+    method public static java.util.concurrent.Executor getMainThreadExecutor();
+    method public boolean isMainThread();
+    method public void postToMainThread(Runnable!);
+    method public void setDelegate(androidx.arch.core.executor.TaskExecutor?);
+  }
+
+  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public class DefaultTaskExecutor extends androidx.arch.core.executor.TaskExecutor {
+    ctor public DefaultTaskExecutor();
+    method public void executeOnDiskIO(Runnable!);
+    method public boolean isMainThread();
+    method public void postToMainThread(Runnable!);
+  }
+
+  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public abstract class TaskExecutor {
+    ctor public TaskExecutor();
+    method public abstract void executeOnDiskIO(Runnable);
+    method public void executeOnMainThread(Runnable);
+    method public abstract boolean isMainThread();
+    method public abstract void postToMainThread(Runnable);
+  }
+
+}
+
diff --git a/arch/core-testing/api/2.2.0-alpha01.txt b/arch/core-testing/api/2.2.0-alpha01.txt
new file mode 100644
index 0000000..7eb7fe1
--- /dev/null
+++ b/arch/core-testing/api/2.2.0-alpha01.txt
@@ -0,0 +1,16 @@
+// Signature format: 3.0
+package androidx.arch.core.executor.testing {
+
+  public class CountingTaskExecutorRule extends org.junit.rules.TestWatcher {
+    ctor public CountingTaskExecutorRule();
+    method public void drainTasks(int, java.util.concurrent.TimeUnit!) throws java.lang.InterruptedException, java.util.concurrent.TimeoutException;
+    method public boolean isIdle();
+    method protected void onIdle();
+  }
+
+  public class InstantTaskExecutorRule extends org.junit.rules.TestWatcher {
+    ctor public InstantTaskExecutorRule();
+  }
+
+}
+
diff --git a/arch/core-testing/api/res-2.2.0-alpha01.txt b/arch/core-testing/api/res-2.2.0-alpha01.txt
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/arch/core-testing/api/res-2.2.0-alpha01.txt
diff --git a/arch/core-testing/api/restricted_2.2.0-alpha01.txt b/arch/core-testing/api/restricted_2.2.0-alpha01.txt
new file mode 100644
index 0000000..6b162df
--- /dev/null
+++ b/arch/core-testing/api/restricted_2.2.0-alpha01.txt
@@ -0,0 +1,20 @@
+// Signature format: 3.0
+package androidx.arch.core.executor {
+
+  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public class JunitTaskExecutorRule implements org.junit.rules.TestRule {
+    ctor public JunitTaskExecutorRule(int, boolean);
+    method public org.junit.runners.model.Statement! apply(org.junit.runners.model.Statement!, org.junit.runner.Description!);
+    method public void drainTasks(int) throws java.lang.InterruptedException;
+    method public androidx.arch.core.executor.TaskExecutor! getTaskExecutor();
+  }
+
+  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public class TaskExecutorWithFakeMainThread extends androidx.arch.core.executor.TaskExecutor {
+    ctor public TaskExecutorWithFakeMainThread(int);
+    method public void drainTasks(int) throws java.lang.InterruptedException;
+    method public void executeOnDiskIO(Runnable!);
+    method public boolean isMainThread();
+    method public void postToMainThread(Runnable!);
+  }
+
+}
+
diff --git a/buildSrc/src/main/kotlin/androidx/build/LibraryVersions.kt b/buildSrc/src/main/kotlin/androidx/build/LibraryVersions.kt
index 1a593b3..a6e4b65 100644
--- a/buildSrc/src/main/kotlin/androidx/build/LibraryVersions.kt
+++ b/buildSrc/src/main/kotlin/androidx/build/LibraryVersions.kt
@@ -25,10 +25,10 @@
     val ANIMATION = Version("1.0.0-alpha01")
     val ANIMATION_TESTING = Version("1.1.0-alpha01")
     val ANNOTATION = Version("1.2.0-alpha01")
-    val APPCOMPAT = Version("1.1.0-rc01")
-    val ARCH_CORE = Version("2.1.0-rc01")
+    val APPCOMPAT = Version("1.2.0-alpha01")
+    val ARCH_CORE = Version("2.2.0-alpha01")
     val ARCH_CORE_TESTING = ARCH_CORE
-    val ARCH_RUNTIME = Version("2.1.0-rc01")
+    val ARCH_RUNTIME = Version("2.2.0-alpha01")
     val ASYNCLAYOUTINFLATER = Version("1.1.0-alpha01")
     val AUTOFILL = Version("1.0.0-alpha01")
     val BENCHMARK = Version("1.0.0-alpha03")
@@ -82,7 +82,7 @@
     val PRINT = Version("1.1.0-alpha01")
     val PERCENTLAYOUT = Version("1.1.0-alpha01")
     val PERSISTENCE = Version("2.0.1")
-    val PREFERENCE = Version("1.1.0-rc01")
+    val PREFERENCE = Version("1.2.0-alpha01")
     val RECOMMENDATION = Version("1.1.0-alpha01")
     val RECYCLERVIEW = Version("1.1.0-beta01")
     val RECYCLERVIEW_SELECTION = Version("1.1.0-alpha07")
@@ -102,8 +102,8 @@
     val TRANSITION = Version("1.2.0-beta01")
     val TVPROVIDER = Version("1.1.0-alpha01")
     val UI = Version("1.0.0-alpha01")
-    val VECTORDRAWABLE = Version("1.1.0-rc01")
-    val VECTORDRAWABLE_ANIMATED = Version("1.1.0-rc01")
+    val VECTORDRAWABLE = Version("1.2.0-alpha01")
+    val VECTORDRAWABLE_ANIMATED = Version("1.2.0-alpha01")
     val VERSIONED_PARCELABLE = Version("1.2.0-alpha01")
     val VIEWPAGER = Version("1.1.0-alpha01")
     val VIEWPAGER2 = Version("1.0.0-alpha06")
diff --git a/graphics/drawable/animated/api/1.2.0-alpha01.txt b/graphics/drawable/animated/api/1.2.0-alpha01.txt
new file mode 100644
index 0000000..70c9c23
--- /dev/null
+++ b/graphics/drawable/animated/api/1.2.0-alpha01.txt
@@ -0,0 +1,36 @@
+// Signature format: 3.0
+package androidx.vectordrawable.graphics.drawable {
+
+  public interface Animatable2Compat extends android.graphics.drawable.Animatable {
+    method public void clearAnimationCallbacks();
+    method public void registerAnimationCallback(androidx.vectordrawable.graphics.drawable.Animatable2Compat.AnimationCallback);
+    method public boolean unregisterAnimationCallback(androidx.vectordrawable.graphics.drawable.Animatable2Compat.AnimationCallback);
+  }
+
+  public abstract static class Animatable2Compat.AnimationCallback {
+    ctor public Animatable2Compat.AnimationCallback();
+    method public void onAnimationEnd(android.graphics.drawable.Drawable!);
+    method public void onAnimationStart(android.graphics.drawable.Drawable!);
+  }
+
+  public class AnimatedVectorDrawableCompat extends android.graphics.drawable.Drawable implements androidx.vectordrawable.graphics.drawable.Animatable2Compat androidx.core.graphics.drawable.TintAwareDrawable {
+    method public void clearAnimationCallbacks();
+    method public static void clearAnimationCallbacks(android.graphics.drawable.Drawable!);
+    method public static androidx.vectordrawable.graphics.drawable.AnimatedVectorDrawableCompat? create(android.content.Context, @DrawableRes int);
+    method public static androidx.vectordrawable.graphics.drawable.AnimatedVectorDrawableCompat! createFromXmlInner(android.content.Context!, android.content.res.Resources!, org.xmlpull.v1.XmlPullParser!, android.util.AttributeSet!, android.content.res.Resources.Theme!) throws java.io.IOException, org.xmlpull.v1.XmlPullParserException;
+    method public void draw(android.graphics.Canvas!);
+    method public int getOpacity();
+    method public boolean isRunning();
+    method public void registerAnimationCallback(androidx.vectordrawable.graphics.drawable.Animatable2Compat.AnimationCallback);
+    method public static void registerAnimationCallback(android.graphics.drawable.Drawable!, androidx.vectordrawable.graphics.drawable.Animatable2Compat.AnimationCallback!);
+    method public void setAlpha(int);
+    method public void setColorFilter(android.graphics.ColorFilter!);
+    method public void setColorFilter(int, android.graphics.PorterDuff.Mode!);
+    method public void start();
+    method public void stop();
+    method public boolean unregisterAnimationCallback(androidx.vectordrawable.graphics.drawable.Animatable2Compat.AnimationCallback);
+    method public static boolean unregisterAnimationCallback(android.graphics.drawable.Drawable!, androidx.vectordrawable.graphics.drawable.Animatable2Compat.AnimationCallback!);
+  }
+
+}
+
diff --git a/graphics/drawable/animated/api/res-1.2.0-alpha01.txt b/graphics/drawable/animated/api/res-1.2.0-alpha01.txt
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/graphics/drawable/animated/api/res-1.2.0-alpha01.txt
diff --git a/graphics/drawable/animated/api/restricted_1.2.0-alpha01.txt b/graphics/drawable/animated/api/restricted_1.2.0-alpha01.txt
new file mode 100644
index 0000000..ceab395
--- /dev/null
+++ b/graphics/drawable/animated/api/restricted_1.2.0-alpha01.txt
@@ -0,0 +1,29 @@
+// Signature format: 3.0
+package androidx.vectordrawable.graphics.drawable {
+
+  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public class AnimationUtilsCompat {
+    method public static android.view.animation.Interpolator! loadInterpolator(android.content.Context!, int) throws android.content.res.Resources.NotFoundException;
+  }
+
+  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public class AnimatorInflaterCompat {
+    method public static android.animation.Animator! loadAnimator(android.content.Context!, @AnimatorRes int) throws android.content.res.Resources.NotFoundException;
+    method public static android.animation.Animator! loadAnimator(android.content.Context!, android.content.res.Resources!, android.content.res.Resources.Theme!, @AnimatorRes int) throws android.content.res.Resources.NotFoundException;
+    method public static android.animation.Animator! loadAnimator(android.content.Context!, android.content.res.Resources!, android.content.res.Resources.Theme!, @AnimatorRes int, float) throws android.content.res.Resources.NotFoundException;
+  }
+
+  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public class ArgbEvaluator implements android.animation.TypeEvaluator {
+    ctor public ArgbEvaluator();
+    method public Object! evaluate(float, Object!, Object!);
+    method public static androidx.vectordrawable.graphics.drawable.ArgbEvaluator! getInstance();
+  }
+
+  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public class PathInterpolatorCompat implements android.view.animation.Interpolator {
+    ctor public PathInterpolatorCompat(android.content.Context!, android.util.AttributeSet!, org.xmlpull.v1.XmlPullParser!);
+    ctor public PathInterpolatorCompat(android.content.res.Resources!, android.content.res.Resources.Theme!, android.util.AttributeSet!, org.xmlpull.v1.XmlPullParser!);
+    method public float getInterpolation(float);
+    field public static final double EPSILON = 1.0E-5;
+    field public static final int MAX_NUM_POINTS = 3000; // 0xbb8
+  }
+
+}
+
diff --git a/graphics/drawable/static/api/1.2.0-alpha01.txt b/graphics/drawable/static/api/1.2.0-alpha01.txt
new file mode 100644
index 0000000..34cf297
--- /dev/null
+++ b/graphics/drawable/static/api/1.2.0-alpha01.txt
@@ -0,0 +1,15 @@
+// Signature format: 3.0
+package androidx.vectordrawable.graphics.drawable {
+
+  public class VectorDrawableCompat extends android.graphics.drawable.Drawable implements androidx.core.graphics.drawable.TintAwareDrawable {
+    method public static androidx.vectordrawable.graphics.drawable.VectorDrawableCompat? create(android.content.res.Resources, @DrawableRes int, android.content.res.Resources.Theme?);
+    method public static androidx.vectordrawable.graphics.drawable.VectorDrawableCompat! createFromXmlInner(android.content.res.Resources!, org.xmlpull.v1.XmlPullParser!, android.util.AttributeSet!, android.content.res.Resources.Theme!) throws java.io.IOException, org.xmlpull.v1.XmlPullParserException;
+    method public void draw(android.graphics.Canvas!);
+    method public int getOpacity();
+    method public void setAlpha(int);
+    method public void setColorFilter(android.graphics.ColorFilter!);
+    method public void setColorFilter(int, android.graphics.PorterDuff.Mode!);
+  }
+
+}
+
diff --git a/graphics/drawable/static/api/res-1.2.0-alpha01.txt b/graphics/drawable/static/api/res-1.2.0-alpha01.txt
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/graphics/drawable/static/api/res-1.2.0-alpha01.txt
diff --git a/graphics/drawable/static/api/restricted_1.2.0-alpha01.txt b/graphics/drawable/static/api/restricted_1.2.0-alpha01.txt
new file mode 100644
index 0000000..dadafcd
--- /dev/null
+++ b/graphics/drawable/static/api/restricted_1.2.0-alpha01.txt
@@ -0,0 +1,9 @@
+// Signature format: 3.0
+package androidx.vectordrawable.graphics.drawable {
+
+  public class VectorDrawableCompat extends android.graphics.drawable.Drawable implements androidx.core.graphics.drawable.TintAwareDrawable {
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public float getPixelSize();
+  }
+
+}
+
diff --git a/preference/api/1.2.0-alpha01.txt b/preference/api/1.2.0-alpha01.txt
new file mode 100644
index 0000000..3b004d5
--- /dev/null
+++ b/preference/api/1.2.0-alpha01.txt
@@ -0,0 +1,553 @@
+// Signature format: 3.0
+package androidx.preference {
+
+  public class CheckBoxPreference extends androidx.preference.TwoStatePreference {
+    ctor public CheckBoxPreference(android.content.Context!, android.util.AttributeSet!, int);
+    ctor public CheckBoxPreference(android.content.Context!, android.util.AttributeSet!, int, int);
+    ctor public CheckBoxPreference(android.content.Context!, android.util.AttributeSet!);
+    ctor public CheckBoxPreference(android.content.Context!);
+  }
+
+  public abstract class DialogPreference extends androidx.preference.Preference {
+    ctor public DialogPreference(android.content.Context!, android.util.AttributeSet!, int, int);
+    ctor public DialogPreference(android.content.Context!, android.util.AttributeSet!, int);
+    ctor public DialogPreference(android.content.Context!, android.util.AttributeSet!);
+    ctor public DialogPreference(android.content.Context!);
+    method public android.graphics.drawable.Drawable! getDialogIcon();
+    method public int getDialogLayoutResource();
+    method public CharSequence! getDialogMessage();
+    method public CharSequence! getDialogTitle();
+    method public CharSequence! getNegativeButtonText();
+    method public CharSequence! getPositiveButtonText();
+    method public void setDialogIcon(android.graphics.drawable.Drawable!);
+    method public void setDialogIcon(int);
+    method public void setDialogLayoutResource(int);
+    method public void setDialogMessage(CharSequence!);
+    method public void setDialogMessage(int);
+    method public void setDialogTitle(CharSequence!);
+    method public void setDialogTitle(int);
+    method public void setNegativeButtonText(CharSequence!);
+    method public void setNegativeButtonText(int);
+    method public void setPositiveButtonText(CharSequence!);
+    method public void setPositiveButtonText(int);
+  }
+
+  public static interface DialogPreference.TargetFragment {
+    method public <T extends androidx.preference.Preference> T? findPreference(CharSequence);
+  }
+
+  public class DropDownPreference extends androidx.preference.ListPreference {
+    ctor public DropDownPreference(android.content.Context!);
+    ctor public DropDownPreference(android.content.Context!, android.util.AttributeSet!);
+    ctor public DropDownPreference(android.content.Context!, android.util.AttributeSet!, int);
+    ctor public DropDownPreference(android.content.Context!, android.util.AttributeSet!, int, int);
+    method protected android.widget.ArrayAdapter! createAdapter();
+  }
+
+  public class EditTextPreference extends androidx.preference.DialogPreference {
+    ctor public EditTextPreference(android.content.Context!, android.util.AttributeSet!, int, int);
+    ctor public EditTextPreference(android.content.Context!, android.util.AttributeSet!, int);
+    ctor public EditTextPreference(android.content.Context!, android.util.AttributeSet!);
+    ctor public EditTextPreference(android.content.Context!);
+    method public String! getText();
+    method public void setOnBindEditTextListener(androidx.preference.EditTextPreference.OnBindEditTextListener?);
+    method public void setText(String!);
+  }
+
+  public static interface EditTextPreference.OnBindEditTextListener {
+    method public void onBindEditText(android.widget.EditText);
+  }
+
+  public static final class EditTextPreference.SimpleSummaryProvider implements androidx.preference.Preference.SummaryProvider<androidx.preference.EditTextPreference> {
+    method public static androidx.preference.EditTextPreference.SimpleSummaryProvider! getInstance();
+    method public CharSequence! provideSummary(androidx.preference.EditTextPreference!);
+  }
+
+  @Deprecated public class EditTextPreferenceDialogFragment extends androidx.preference.PreferenceDialogFragment {
+    ctor @Deprecated public EditTextPreferenceDialogFragment();
+    method @Deprecated public static androidx.preference.EditTextPreferenceDialogFragment! newInstance(String!);
+    method @Deprecated protected void onBindDialogView(android.view.View!);
+    method @Deprecated public void onDialogClosed(boolean);
+  }
+
+  public class EditTextPreferenceDialogFragmentCompat extends androidx.preference.PreferenceDialogFragmentCompat {
+    ctor public EditTextPreferenceDialogFragmentCompat();
+    method public static androidx.preference.EditTextPreferenceDialogFragmentCompat! newInstance(String!);
+    method public void onDialogClosed(boolean);
+  }
+
+  public class ListPreference extends androidx.preference.DialogPreference {
+    ctor public ListPreference(android.content.Context!, android.util.AttributeSet!, int, int);
+    ctor public ListPreference(android.content.Context!, android.util.AttributeSet!, int);
+    ctor public ListPreference(android.content.Context!, android.util.AttributeSet!);
+    ctor public ListPreference(android.content.Context!);
+    method public int findIndexOfValue(String!);
+    method public CharSequence![]! getEntries();
+    method public CharSequence! getEntry();
+    method public CharSequence![]! getEntryValues();
+    method public String! getValue();
+    method public void setEntries(CharSequence![]!);
+    method public void setEntries(@ArrayRes int);
+    method public void setEntryValues(CharSequence![]!);
+    method public void setEntryValues(@ArrayRes int);
+    method public void setValue(String!);
+    method public void setValueIndex(int);
+  }
+
+  public static final class ListPreference.SimpleSummaryProvider implements androidx.preference.Preference.SummaryProvider<androidx.preference.ListPreference> {
+    method public static androidx.preference.ListPreference.SimpleSummaryProvider! getInstance();
+    method public CharSequence! provideSummary(androidx.preference.ListPreference!);
+  }
+
+  @Deprecated public class ListPreferenceDialogFragment extends androidx.preference.PreferenceDialogFragment {
+    ctor @Deprecated public ListPreferenceDialogFragment();
+    method @Deprecated public static androidx.preference.ListPreferenceDialogFragment! newInstance(String!);
+    method @Deprecated public void onDialogClosed(boolean);
+    method @Deprecated protected void onPrepareDialogBuilder(android.app.AlertDialog.Builder!);
+  }
+
+  public class ListPreferenceDialogFragmentCompat extends androidx.preference.PreferenceDialogFragmentCompat {
+    ctor public ListPreferenceDialogFragmentCompat();
+    method public static androidx.preference.ListPreferenceDialogFragmentCompat! newInstance(String!);
+    method public void onDialogClosed(boolean);
+  }
+
+  public class MultiSelectListPreference extends androidx.preference.DialogPreference {
+    ctor public MultiSelectListPreference(android.content.Context!, android.util.AttributeSet!, int, int);
+    ctor public MultiSelectListPreference(android.content.Context!, android.util.AttributeSet!, int);
+    ctor public MultiSelectListPreference(android.content.Context!, android.util.AttributeSet!);
+    ctor public MultiSelectListPreference(android.content.Context!);
+    method public int findIndexOfValue(String!);
+    method public CharSequence![]! getEntries();
+    method public CharSequence![]! getEntryValues();
+    method protected boolean[]! getSelectedItems();
+    method public java.util.Set<java.lang.String!>! getValues();
+    method public void setEntries(CharSequence![]!);
+    method public void setEntries(@ArrayRes int);
+    method public void setEntryValues(CharSequence![]!);
+    method public void setEntryValues(@ArrayRes int);
+    method public void setValues(java.util.Set<java.lang.String!>!);
+  }
+
+  @Deprecated public class MultiSelectListPreferenceDialogFragment extends androidx.preference.PreferenceDialogFragment {
+    ctor @Deprecated public MultiSelectListPreferenceDialogFragment();
+    method @Deprecated public static androidx.preference.MultiSelectListPreferenceDialogFragment! newInstance(String!);
+    method @Deprecated public void onDialogClosed(boolean);
+    method @Deprecated protected void onPrepareDialogBuilder(android.app.AlertDialog.Builder!);
+  }
+
+  public class MultiSelectListPreferenceDialogFragmentCompat extends androidx.preference.PreferenceDialogFragmentCompat {
+    ctor public MultiSelectListPreferenceDialogFragmentCompat();
+    method public static androidx.preference.MultiSelectListPreferenceDialogFragmentCompat! newInstance(String!);
+    method public void onDialogClosed(boolean);
+  }
+
+  public class Preference implements java.lang.Comparable<androidx.preference.Preference> {
+    ctor public Preference(android.content.Context!, android.util.AttributeSet!, int, int);
+    ctor public Preference(android.content.Context!, android.util.AttributeSet!, int);
+    ctor public Preference(android.content.Context!, android.util.AttributeSet!);
+    ctor public Preference(android.content.Context!);
+    method public boolean callChangeListener(Object!);
+    method public int compareTo(androidx.preference.Preference);
+    method protected <T extends androidx.preference.Preference> T? findPreferenceInHierarchy(String);
+    method public android.content.Context! getContext();
+    method public String! getDependency();
+    method public android.os.Bundle! getExtras();
+    method public String! getFragment();
+    method public android.graphics.drawable.Drawable! getIcon();
+    method public android.content.Intent! getIntent();
+    method public String! getKey();
+    method public final int getLayoutResource();
+    method public androidx.preference.Preference.OnPreferenceChangeListener! getOnPreferenceChangeListener();
+    method public androidx.preference.Preference.OnPreferenceClickListener! getOnPreferenceClickListener();
+    method public int getOrder();
+    method public androidx.preference.PreferenceGroup? getParent();
+    method protected boolean getPersistedBoolean(boolean);
+    method protected float getPersistedFloat(float);
+    method protected int getPersistedInt(int);
+    method protected long getPersistedLong(long);
+    method protected String! getPersistedString(String!);
+    method public java.util.Set<java.lang.String!>! getPersistedStringSet(java.util.Set<java.lang.String!>!);
+    method public androidx.preference.PreferenceDataStore? getPreferenceDataStore();
+    method public androidx.preference.PreferenceManager! getPreferenceManager();
+    method public android.content.SharedPreferences! getSharedPreferences();
+    method public boolean getShouldDisableView();
+    method public CharSequence! getSummary();
+    method public final androidx.preference.Preference.SummaryProvider? getSummaryProvider();
+    method public CharSequence! getTitle();
+    method public final int getWidgetLayoutResource();
+    method public boolean hasKey();
+    method public boolean isCopyingEnabled();
+    method public boolean isEnabled();
+    method public boolean isIconSpaceReserved();
+    method public boolean isPersistent();
+    method public boolean isSelectable();
+    method public final boolean isShown();
+    method public boolean isSingleLineTitle();
+    method public final boolean isVisible();
+    method protected void notifyChanged();
+    method public void notifyDependencyChange(boolean);
+    method protected void notifyHierarchyChanged();
+    method public void onAttached();
+    method protected void onAttachedToHierarchy(androidx.preference.PreferenceManager!);
+    method public void onBindViewHolder(androidx.preference.PreferenceViewHolder!);
+    method protected void onClick();
+    method public void onDependencyChanged(androidx.preference.Preference!, boolean);
+    method public void onDetached();
+    method protected Object! onGetDefaultValue(android.content.res.TypedArray!, int);
+    method @Deprecated @CallSuper public void onInitializeAccessibilityNodeInfo(androidx.core.view.accessibility.AccessibilityNodeInfoCompat!);
+    method public void onParentChanged(androidx.preference.Preference!, boolean);
+    method protected void onPrepareForRemoval();
+    method protected void onRestoreInstanceState(android.os.Parcelable!);
+    method protected android.os.Parcelable! onSaveInstanceState();
+    method @Deprecated protected void onSetInitialValue(boolean, Object!);
+    method protected void onSetInitialValue(Object?);
+    method public android.os.Bundle! peekExtras();
+    method protected boolean persistBoolean(boolean);
+    method protected boolean persistFloat(float);
+    method protected boolean persistInt(int);
+    method protected boolean persistLong(long);
+    method protected boolean persistString(String!);
+    method public boolean persistStringSet(java.util.Set<java.lang.String!>!);
+    method public void restoreHierarchyState(android.os.Bundle!);
+    method public void saveHierarchyState(android.os.Bundle!);
+    method public void setCopyingEnabled(boolean);
+    method public void setDefaultValue(Object!);
+    method public void setDependency(String!);
+    method public void setEnabled(boolean);
+    method public void setFragment(String!);
+    method public void setIcon(android.graphics.drawable.Drawable!);
+    method public void setIcon(int);
+    method public void setIconSpaceReserved(boolean);
+    method public void setIntent(android.content.Intent!);
+    method public void setKey(String!);
+    method public void setLayoutResource(int);
+    method public void setOnPreferenceChangeListener(androidx.preference.Preference.OnPreferenceChangeListener!);
+    method public void setOnPreferenceClickListener(androidx.preference.Preference.OnPreferenceClickListener!);
+    method public void setOrder(int);
+    method public void setPersistent(boolean);
+    method public void setPreferenceDataStore(androidx.preference.PreferenceDataStore!);
+    method public void setSelectable(boolean);
+    method public void setShouldDisableView(boolean);
+    method public void setSingleLineTitle(boolean);
+    method public void setSummary(CharSequence!);
+    method public void setSummary(int);
+    method public final void setSummaryProvider(androidx.preference.Preference.SummaryProvider?);
+    method public void setTitle(CharSequence!);
+    method public void setTitle(int);
+    method public void setViewId(int);
+    method public final void setVisible(boolean);
+    method public void setWidgetLayoutResource(int);
+    method public boolean shouldDisableDependents();
+    method protected boolean shouldPersist();
+    field public static final int DEFAULT_ORDER = 2147483647; // 0x7fffffff
+  }
+
+  public static class Preference.BaseSavedState extends android.view.AbsSavedState {
+    ctor public Preference.BaseSavedState(android.os.Parcel!);
+    ctor public Preference.BaseSavedState(android.os.Parcelable!);
+    field public static final android.os.Parcelable.Creator<androidx.preference.Preference.BaseSavedState!>! CREATOR;
+  }
+
+  public static interface Preference.OnPreferenceChangeListener {
+    method public boolean onPreferenceChange(androidx.preference.Preference!, Object!);
+  }
+
+  public static interface Preference.OnPreferenceClickListener {
+    method public boolean onPreferenceClick(androidx.preference.Preference!);
+  }
+
+  public static interface Preference.SummaryProvider<T extends androidx.preference.Preference> {
+    method public CharSequence! provideSummary(T!);
+  }
+
+  public class PreferenceCategory extends androidx.preference.PreferenceGroup {
+    ctor public PreferenceCategory(android.content.Context!, android.util.AttributeSet!, int, int);
+    ctor public PreferenceCategory(android.content.Context!, android.util.AttributeSet!, int);
+    ctor public PreferenceCategory(android.content.Context!, android.util.AttributeSet!);
+    ctor public PreferenceCategory(android.content.Context!);
+  }
+
+  public abstract class PreferenceDataStore {
+    ctor public PreferenceDataStore();
+    method public boolean getBoolean(String!, boolean);
+    method public float getFloat(String!, float);
+    method public int getInt(String!, int);
+    method public long getLong(String!, long);
+    method public String? getString(String!, String?);
+    method public java.util.Set<java.lang.String!>? getStringSet(String!, java.util.Set<java.lang.String!>?);
+    method public void putBoolean(String!, boolean);
+    method public void putFloat(String!, float);
+    method public void putInt(String!, int);
+    method public void putLong(String!, long);
+    method public void putString(String!, String?);
+    method public void putStringSet(String!, java.util.Set<java.lang.String!>?);
+  }
+
+  @Deprecated public abstract class PreferenceDialogFragment extends android.app.DialogFragment implements android.content.DialogInterface.OnClickListener {
+    ctor @Deprecated public PreferenceDialogFragment();
+    method @Deprecated public androidx.preference.DialogPreference! getPreference();
+    method @Deprecated protected void onBindDialogView(android.view.View!);
+    method @Deprecated public void onClick(android.content.DialogInterface!, int);
+    method @Deprecated public void onCreate(android.os.Bundle!);
+    method @Deprecated public android.app.Dialog onCreateDialog(android.os.Bundle!);
+    method @Deprecated protected android.view.View! onCreateDialogView(android.content.Context!);
+    method @Deprecated public abstract void onDialogClosed(boolean);
+    method @Deprecated public void onDismiss(android.content.DialogInterface!);
+    method @Deprecated protected void onPrepareDialogBuilder(android.app.AlertDialog.Builder!);
+    method @Deprecated public void onSaveInstanceState(android.os.Bundle);
+    field @Deprecated protected static final String ARG_KEY = "key";
+  }
+
+  public abstract class PreferenceDialogFragmentCompat extends androidx.fragment.app.DialogFragment implements android.content.DialogInterface.OnClickListener {
+    ctor public PreferenceDialogFragmentCompat();
+    method public androidx.preference.DialogPreference! getPreference();
+    method protected void onBindDialogView(android.view.View!);
+    method public void onClick(android.content.DialogInterface!, int);
+    method protected android.view.View! onCreateDialogView(android.content.Context!);
+    method public abstract void onDialogClosed(boolean);
+    method protected void onPrepareDialogBuilder(androidx.appcompat.app.AlertDialog.Builder!);
+    field protected static final String ARG_KEY = "key";
+  }
+
+  @Deprecated public abstract class PreferenceFragment extends android.app.Fragment implements androidx.preference.DialogPreference.TargetFragment androidx.preference.PreferenceManager.OnDisplayPreferenceDialogListener androidx.preference.PreferenceManager.OnNavigateToScreenListener androidx.preference.PreferenceManager.OnPreferenceTreeClickListener {
+    ctor @Deprecated public PreferenceFragment();
+    method @Deprecated public void addPreferencesFromResource(@XmlRes int);
+    method @Deprecated public <T extends androidx.preference.Preference> T! findPreference(CharSequence!);
+    method @Deprecated public final androidx.recyclerview.widget.RecyclerView! getListView();
+    method @Deprecated public androidx.preference.PreferenceManager! getPreferenceManager();
+    method @Deprecated public androidx.preference.PreferenceScreen! getPreferenceScreen();
+    method @Deprecated public void onCreate(android.os.Bundle!);
+    method @Deprecated protected androidx.recyclerview.widget.RecyclerView.Adapter! onCreateAdapter(androidx.preference.PreferenceScreen!);
+    method @Deprecated public androidx.recyclerview.widget.RecyclerView.LayoutManager! onCreateLayoutManager();
+    method @Deprecated public abstract void onCreatePreferences(android.os.Bundle!, String!);
+    method @Deprecated public androidx.recyclerview.widget.RecyclerView! onCreateRecyclerView(android.view.LayoutInflater!, android.view.ViewGroup!, android.os.Bundle!);
+    method @Deprecated public android.view.View! onCreateView(android.view.LayoutInflater!, android.view.ViewGroup!, android.os.Bundle!);
+    method @Deprecated public void onDestroyView();
+    method @Deprecated public void onDisplayPreferenceDialog(androidx.preference.Preference!);
+    method @Deprecated public void onNavigateToScreen(androidx.preference.PreferenceScreen!);
+    method @Deprecated public boolean onPreferenceTreeClick(androidx.preference.Preference!);
+    method @Deprecated public void onSaveInstanceState(android.os.Bundle!);
+    method @Deprecated public void onStart();
+    method @Deprecated public void onStop();
+    method @Deprecated public void onViewCreated(android.view.View!, android.os.Bundle!);
+    method @Deprecated public void scrollToPreference(String!);
+    method @Deprecated public void scrollToPreference(androidx.preference.Preference!);
+    method @Deprecated public void setDivider(android.graphics.drawable.Drawable!);
+    method @Deprecated public void setDividerHeight(int);
+    method @Deprecated public void setPreferenceScreen(androidx.preference.PreferenceScreen!);
+    method @Deprecated public void setPreferencesFromResource(@XmlRes int, String?);
+    field @Deprecated public static final String ARG_PREFERENCE_ROOT = "androidx.preference.PreferenceFragmentCompat.PREFERENCE_ROOT";
+  }
+
+  @Deprecated public static interface PreferenceFragment.OnPreferenceDisplayDialogCallback {
+    method @Deprecated public boolean onPreferenceDisplayDialog(androidx.preference.PreferenceFragment, androidx.preference.Preference!);
+  }
+
+  @Deprecated public static interface PreferenceFragment.OnPreferenceStartFragmentCallback {
+    method @Deprecated public boolean onPreferenceStartFragment(androidx.preference.PreferenceFragment!, androidx.preference.Preference!);
+  }
+
+  @Deprecated public static interface PreferenceFragment.OnPreferenceStartScreenCallback {
+    method @Deprecated public boolean onPreferenceStartScreen(androidx.preference.PreferenceFragment!, androidx.preference.PreferenceScreen!);
+  }
+
+  public abstract class PreferenceFragmentCompat extends androidx.fragment.app.Fragment implements androidx.preference.DialogPreference.TargetFragment androidx.preference.PreferenceManager.OnDisplayPreferenceDialogListener androidx.preference.PreferenceManager.OnNavigateToScreenListener androidx.preference.PreferenceManager.OnPreferenceTreeClickListener {
+    ctor public PreferenceFragmentCompat();
+    method public void addPreferencesFromResource(@XmlRes int);
+    method public <T extends androidx.preference.Preference> T? findPreference(CharSequence);
+    method public final androidx.recyclerview.widget.RecyclerView! getListView();
+    method public androidx.preference.PreferenceManager! getPreferenceManager();
+    method public androidx.preference.PreferenceScreen! getPreferenceScreen();
+    method protected androidx.recyclerview.widget.RecyclerView.Adapter! onCreateAdapter(androidx.preference.PreferenceScreen!);
+    method public androidx.recyclerview.widget.RecyclerView.LayoutManager! onCreateLayoutManager();
+    method public abstract void onCreatePreferences(android.os.Bundle!, String!);
+    method public androidx.recyclerview.widget.RecyclerView! onCreateRecyclerView(android.view.LayoutInflater!, android.view.ViewGroup!, android.os.Bundle!);
+    method public void onDisplayPreferenceDialog(androidx.preference.Preference!);
+    method public void onNavigateToScreen(androidx.preference.PreferenceScreen!);
+    method public boolean onPreferenceTreeClick(androidx.preference.Preference!);
+    method public void scrollToPreference(String!);
+    method public void scrollToPreference(androidx.preference.Preference!);
+    method public void setDivider(android.graphics.drawable.Drawable!);
+    method public void setDividerHeight(int);
+    method public void setPreferenceScreen(androidx.preference.PreferenceScreen!);
+    method public void setPreferencesFromResource(@XmlRes int, String?);
+    field public static final String ARG_PREFERENCE_ROOT = "androidx.preference.PreferenceFragmentCompat.PREFERENCE_ROOT";
+  }
+
+  public static interface PreferenceFragmentCompat.OnPreferenceDisplayDialogCallback {
+    method public boolean onPreferenceDisplayDialog(androidx.preference.PreferenceFragmentCompat, androidx.preference.Preference!);
+  }
+
+  public static interface PreferenceFragmentCompat.OnPreferenceStartFragmentCallback {
+    method public boolean onPreferenceStartFragment(androidx.preference.PreferenceFragmentCompat!, androidx.preference.Preference!);
+  }
+
+  public static interface PreferenceFragmentCompat.OnPreferenceStartScreenCallback {
+    method public boolean onPreferenceStartScreen(androidx.preference.PreferenceFragmentCompat!, androidx.preference.PreferenceScreen!);
+  }
+
+  public abstract class PreferenceGroup extends androidx.preference.Preference {
+    ctor public PreferenceGroup(android.content.Context!, android.util.AttributeSet!, int, int);
+    ctor public PreferenceGroup(android.content.Context!, android.util.AttributeSet!, int);
+    ctor public PreferenceGroup(android.content.Context!, android.util.AttributeSet!);
+    method public void addItemFromInflater(androidx.preference.Preference!);
+    method public boolean addPreference(androidx.preference.Preference!);
+    method protected void dispatchRestoreInstanceState(android.os.Bundle!);
+    method protected void dispatchSaveInstanceState(android.os.Bundle!);
+    method public <T extends androidx.preference.Preference> T? findPreference(CharSequence);
+    method public int getInitialExpandedChildrenCount();
+    method public androidx.preference.Preference! getPreference(int);
+    method public int getPreferenceCount();
+    method protected boolean isOnSameScreenAsChildren();
+    method public boolean isOrderingAsAdded();
+    method protected boolean onPrepareAddPreference(androidx.preference.Preference!);
+    method public void removeAll();
+    method public boolean removePreference(androidx.preference.Preference!);
+    method public boolean removePreferenceRecursively(CharSequence);
+    method public void setInitialExpandedChildrenCount(int);
+    method public void setOrderingAsAdded(boolean);
+  }
+
+  public static interface PreferenceGroup.PreferencePositionCallback {
+    method public int getPreferenceAdapterPosition(String!);
+    method public int getPreferenceAdapterPosition(androidx.preference.Preference!);
+  }
+
+  public class PreferenceManager {
+    method public androidx.preference.PreferenceScreen! createPreferenceScreen(android.content.Context!);
+    method public <T extends androidx.preference.Preference> T? findPreference(CharSequence);
+    method public android.content.Context! getContext();
+    method public static android.content.SharedPreferences! getDefaultSharedPreferences(android.content.Context!);
+    method public androidx.preference.PreferenceManager.OnDisplayPreferenceDialogListener! getOnDisplayPreferenceDialogListener();
+    method public androidx.preference.PreferenceManager.OnNavigateToScreenListener! getOnNavigateToScreenListener();
+    method public androidx.preference.PreferenceManager.OnPreferenceTreeClickListener! getOnPreferenceTreeClickListener();
+    method public androidx.preference.PreferenceManager.PreferenceComparisonCallback! getPreferenceComparisonCallback();
+    method public androidx.preference.PreferenceDataStore? getPreferenceDataStore();
+    method public androidx.preference.PreferenceScreen! getPreferenceScreen();
+    method public android.content.SharedPreferences! getSharedPreferences();
+    method public int getSharedPreferencesMode();
+    method public String! getSharedPreferencesName();
+    method public boolean isStorageDefault();
+    method public boolean isStorageDeviceProtected();
+    method public static void setDefaultValues(android.content.Context!, int, boolean);
+    method public static void setDefaultValues(android.content.Context!, String!, int, int, boolean);
+    method public void setOnDisplayPreferenceDialogListener(androidx.preference.PreferenceManager.OnDisplayPreferenceDialogListener!);
+    method public void setOnNavigateToScreenListener(androidx.preference.PreferenceManager.OnNavigateToScreenListener!);
+    method public void setOnPreferenceTreeClickListener(androidx.preference.PreferenceManager.OnPreferenceTreeClickListener!);
+    method public void setPreferenceComparisonCallback(androidx.preference.PreferenceManager.PreferenceComparisonCallback!);
+    method public void setPreferenceDataStore(androidx.preference.PreferenceDataStore!);
+    method public boolean setPreferences(androidx.preference.PreferenceScreen!);
+    method public void setSharedPreferencesMode(int);
+    method public void setSharedPreferencesName(String!);
+    method public void setStorageDefault();
+    method public void setStorageDeviceProtected();
+    method public void showDialog(androidx.preference.Preference!);
+    field public static final String KEY_HAS_SET_DEFAULT_VALUES = "_has_set_default_values";
+  }
+
+  public static interface PreferenceManager.OnDisplayPreferenceDialogListener {
+    method public void onDisplayPreferenceDialog(androidx.preference.Preference!);
+  }
+
+  public static interface PreferenceManager.OnNavigateToScreenListener {
+    method public void onNavigateToScreen(androidx.preference.PreferenceScreen!);
+  }
+
+  public static interface PreferenceManager.OnPreferenceTreeClickListener {
+    method public boolean onPreferenceTreeClick(androidx.preference.Preference!);
+  }
+
+  public abstract static class PreferenceManager.PreferenceComparisonCallback {
+    ctor public PreferenceManager.PreferenceComparisonCallback();
+    method public abstract boolean arePreferenceContentsTheSame(androidx.preference.Preference!, androidx.preference.Preference!);
+    method public abstract boolean arePreferenceItemsTheSame(androidx.preference.Preference!, androidx.preference.Preference!);
+  }
+
+  public static class PreferenceManager.SimplePreferenceComparisonCallback extends androidx.preference.PreferenceManager.PreferenceComparisonCallback {
+    ctor public PreferenceManager.SimplePreferenceComparisonCallback();
+    method public boolean arePreferenceContentsTheSame(androidx.preference.Preference!, androidx.preference.Preference!);
+    method public boolean arePreferenceItemsTheSame(androidx.preference.Preference!, androidx.preference.Preference!);
+  }
+
+  public final class PreferenceScreen extends androidx.preference.PreferenceGroup {
+    method public void setShouldUseGeneratedIds(boolean);
+    method public boolean shouldUseGeneratedIds();
+  }
+
+  public class PreferenceViewHolder extends androidx.recyclerview.widget.RecyclerView.ViewHolder {
+    method public android.view.View! findViewById(@IdRes int);
+    method public boolean isDividerAllowedAbove();
+    method public boolean isDividerAllowedBelow();
+    method public void setDividerAllowedAbove(boolean);
+    method public void setDividerAllowedBelow(boolean);
+  }
+
+  public class SeekBarPreference extends androidx.preference.Preference {
+    ctor public SeekBarPreference(android.content.Context!, android.util.AttributeSet!, int, int);
+    ctor public SeekBarPreference(android.content.Context!, android.util.AttributeSet!, int);
+    ctor public SeekBarPreference(android.content.Context!, android.util.AttributeSet!);
+    ctor public SeekBarPreference(android.content.Context!);
+    method public int getMax();
+    method public int getMin();
+    method public final int getSeekBarIncrement();
+    method public boolean getShowSeekBarValue();
+    method public boolean getUpdatesContinuously();
+    method public int getValue();
+    method public boolean isAdjustable();
+    method public void setAdjustable(boolean);
+    method public final void setMax(int);
+    method public void setMin(int);
+    method public final void setSeekBarIncrement(int);
+    method public void setShowSeekBarValue(boolean);
+    method public void setUpdatesContinuously(boolean);
+    method public void setValue(int);
+  }
+
+  public class SwitchPreference extends androidx.preference.TwoStatePreference {
+    ctor public SwitchPreference(android.content.Context!, android.util.AttributeSet!, int, int);
+    ctor public SwitchPreference(android.content.Context!, android.util.AttributeSet!, int);
+    ctor public SwitchPreference(android.content.Context!, android.util.AttributeSet!);
+    ctor public SwitchPreference(android.content.Context!);
+    method public CharSequence! getSwitchTextOff();
+    method public CharSequence! getSwitchTextOn();
+    method public void setSwitchTextOff(CharSequence!);
+    method public void setSwitchTextOff(int);
+    method public void setSwitchTextOn(CharSequence!);
+    method public void setSwitchTextOn(int);
+  }
+
+  public class SwitchPreferenceCompat extends androidx.preference.TwoStatePreference {
+    ctor public SwitchPreferenceCompat(android.content.Context!, android.util.AttributeSet!, int, int);
+    ctor public SwitchPreferenceCompat(android.content.Context!, android.util.AttributeSet!, int);
+    ctor public SwitchPreferenceCompat(android.content.Context!, android.util.AttributeSet!);
+    ctor public SwitchPreferenceCompat(android.content.Context!);
+    method public CharSequence! getSwitchTextOff();
+    method public CharSequence! getSwitchTextOn();
+    method public void setSwitchTextOff(CharSequence!);
+    method public void setSwitchTextOff(int);
+    method public void setSwitchTextOn(CharSequence!);
+    method public void setSwitchTextOn(int);
+  }
+
+  public abstract class TwoStatePreference extends androidx.preference.Preference {
+    ctor public TwoStatePreference(android.content.Context!, android.util.AttributeSet!, int, int);
+    ctor public TwoStatePreference(android.content.Context!, android.util.AttributeSet!, int);
+    ctor public TwoStatePreference(android.content.Context!, android.util.AttributeSet!);
+    ctor public TwoStatePreference(android.content.Context!);
+    method public boolean getDisableDependentsState();
+    method public CharSequence! getSummaryOff();
+    method public CharSequence! getSummaryOn();
+    method public boolean isChecked();
+    method public void setChecked(boolean);
+    method public void setDisableDependentsState(boolean);
+    method public void setSummaryOff(CharSequence!);
+    method public void setSummaryOff(int);
+    method public void setSummaryOn(CharSequence!);
+    method public void setSummaryOn(int);
+    method protected void syncSummaryView(androidx.preference.PreferenceViewHolder!);
+    field protected boolean mChecked;
+  }
+
+}
+
diff --git a/preference/api/res-1.2.0-alpha01.txt b/preference/api/res-1.2.0-alpha01.txt
new file mode 100644
index 0000000..da97821
--- /dev/null
+++ b/preference/api/res-1.2.0-alpha01.txt
@@ -0,0 +1,69 @@
+attr adjustable
+attr allowDividerAbove
+attr allowDividerAfterLastItem
+attr allowDividerBelow
+attr checkBoxPreferenceStyle
+attr defaultValue
+attr dependency
+attr dialogIcon
+attr dialogLayout
+attr dialogMessage
+attr dialogPreferenceStyle
+attr dialogTitle
+attr disableDependentsState
+attr dropdownPreferenceStyle
+attr editTextPreferenceStyle
+attr enabled
+attr entries
+attr entryValues
+attr fragment
+attr icon
+attr iconSpaceReserved
+attr key
+attr layout
+attr maxHeight
+attr maxWidth
+attr min
+attr negativeButtonText
+attr order
+attr orderingFromXml
+attr persistent
+attr positiveButtonText
+attr preferenceCategoryStyle
+attr preferenceCategoryTitleTextAppearance
+attr preferenceFragmentCompatStyle
+attr preferenceFragmentListStyle
+attr preferenceFragmentStyle
+attr preferenceInformationStyle
+attr preferenceScreenStyle
+attr preferenceStyle
+attr preferenceTheme
+attr seekBarIncrement
+attr seekBarPreferenceStyle
+attr selectable
+attr selectableItemBackground
+attr shouldDisableView
+attr showSeekBarValue
+attr singleLineTitle
+attr summary
+attr summaryOff
+attr summaryOn
+attr switchPreferenceCompatStyle
+attr switchPreferenceStyle
+attr switchTextOff
+attr switchTextOn
+attr title
+attr widgetLayout
+style Preference
+style PreferenceFragment
+style PreferenceFragmentList
+style PreferenceThemeOverlay
+style Preference_Category
+style Preference_CheckBoxPreference
+style Preference_DialogPreference
+style Preference_DialogPreference_EditTextPreference
+style Preference_DropDown
+style Preference_Information
+style Preference_PreferenceScreen
+style Preference_SeekBarPreference
+style Preference_SwitchPreferenceCompat
diff --git a/preference/api/restricted_1.2.0-alpha01.txt b/preference/api/restricted_1.2.0-alpha01.txt
new file mode 100644
index 0000000..08b79f1
--- /dev/null
+++ b/preference/api/restricted_1.2.0-alpha01.txt
@@ -0,0 +1,75 @@
+// Signature format: 3.0
+package androidx.preference {
+
+
+  public class Preference implements java.lang.Comparable<androidx.preference.Preference> {
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) protected void onAttachedToHierarchy(androidx.preference.PreferenceManager!, long);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) protected void performClick(android.view.View!);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void performClick();
+  }
+
+  @Deprecated public abstract class PreferenceDialogFragment extends android.app.DialogFragment implements android.content.DialogInterface.OnClickListener {
+  }
+
+  public abstract class PreferenceDialogFragmentCompat extends androidx.fragment.app.DialogFragment implements android.content.DialogInterface.OnClickListener {
+  }
+
+  @Deprecated public abstract class PreferenceFragment extends android.app.Fragment implements androidx.preference.DialogPreference.TargetFragment androidx.preference.PreferenceManager.OnDisplayPreferenceDialogListener androidx.preference.PreferenceManager.OnNavigateToScreenListener androidx.preference.PreferenceManager.OnPreferenceTreeClickListener {
+  }
+
+  public abstract class PreferenceFragmentCompat extends androidx.fragment.app.Fragment implements androidx.preference.DialogPreference.TargetFragment androidx.preference.PreferenceManager.OnDisplayPreferenceDialogListener androidx.preference.PreferenceManager.OnNavigateToScreenListener androidx.preference.PreferenceManager.OnPreferenceTreeClickListener {
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public androidx.fragment.app.Fragment! getCallbackFragment();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) protected void onBindPreferences();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) protected void onUnbindPreferences();
+  }
+
+  public abstract class PreferenceGroup extends androidx.preference.Preference {
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public androidx.preference.PreferenceGroup.OnExpandButtonClickListener? getOnExpandButtonClickListener();
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public void setOnExpandButtonClickListener(androidx.preference.PreferenceGroup.OnExpandButtonClickListener?);
+  }
+
+  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public static interface PreferenceGroup.OnExpandButtonClickListener {
+    method public void onExpandButtonClick();
+  }
+
+  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public class PreferenceGroupAdapter extends androidx.recyclerview.widget.RecyclerView.Adapter<androidx.preference.PreferenceViewHolder> implements androidx.preference.PreferenceGroup.PreferencePositionCallback {
+    ctor public PreferenceGroupAdapter(androidx.preference.PreferenceGroup!);
+    method public androidx.preference.Preference! getItem(int);
+    method public int getItemCount();
+    method public int getPreferenceAdapterPosition(String!);
+    method public int getPreferenceAdapterPosition(androidx.preference.Preference!);
+    method public void onBindViewHolder(androidx.preference.PreferenceViewHolder, int);
+    method public androidx.preference.PreferenceViewHolder onCreateViewHolder(android.view.ViewGroup, int);
+    method public void onPreferenceChange(androidx.preference.Preference!);
+    method public void onPreferenceHierarchyChange(androidx.preference.Preference!);
+    method public void onPreferenceVisibilityChange(androidx.preference.Preference!);
+  }
+
+  public class PreferenceManager {
+    ctor @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public PreferenceManager(android.content.Context!);
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public androidx.preference.PreferenceScreen! inflateFromResource(android.content.Context!, int, androidx.preference.PreferenceScreen!);
+  }
+
+  @Deprecated @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public class PreferenceRecyclerViewAccessibilityDelegate extends androidx.recyclerview.widget.RecyclerViewAccessibilityDelegate {
+    ctor @Deprecated public PreferenceRecyclerViewAccessibilityDelegate(androidx.recyclerview.widget.RecyclerView!);
+  }
+
+  public final class PreferenceScreen extends androidx.preference.PreferenceGroup {
+    ctor @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public PreferenceScreen(android.content.Context!, android.util.AttributeSet!);
+  }
+
+  public class PreferenceViewHolder extends androidx.recyclerview.widget.RecyclerView.ViewHolder {
+    method @RestrictTo(androidx.annotation.RestrictTo.Scope.TESTS) public static androidx.preference.PreferenceViewHolder! createInstanceForTests(android.view.View!);
+  }
+
+  public abstract class TwoStatePreference extends androidx.preference.Preference {
+  }
+
+  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public class UnPressableLinearLayout extends android.widget.LinearLayout {
+    ctor public UnPressableLinearLayout(android.content.Context!);
+    ctor public UnPressableLinearLayout(android.content.Context!, android.util.AttributeSet!);
+  }
+
+}
+
+
diff --git a/preference/ktx/api/1.2.0-alpha01.txt b/preference/ktx/api/1.2.0-alpha01.txt
new file mode 100644
index 0000000..236569e
--- /dev/null
+++ b/preference/ktx/api/1.2.0-alpha01.txt
@@ -0,0 +1,21 @@
+// Signature format: 3.0
+package androidx.preference {
+
+  public final class PreferenceGroupKt {
+    ctor public PreferenceGroupKt();
+    method public static operator boolean contains(androidx.preference.PreferenceGroup, androidx.preference.Preference preference);
+    method public static inline void forEach(androidx.preference.PreferenceGroup, kotlin.jvm.functions.Function1<? super androidx.preference.Preference,kotlin.Unit> action);
+    method public static inline void forEachIndexed(androidx.preference.PreferenceGroup, kotlin.jvm.functions.Function2<? super java.lang.Integer,? super androidx.preference.Preference,kotlin.Unit> action);
+    method public static inline operator <T extends androidx.preference.Preference> T? get(androidx.preference.PreferenceGroup, CharSequence key);
+    method public static operator androidx.preference.Preference get(androidx.preference.PreferenceGroup, int index);
+    method public static kotlin.sequences.Sequence<androidx.preference.Preference> getChildren(androidx.preference.PreferenceGroup);
+    method public static inline int getSize(androidx.preference.PreferenceGroup);
+    method public static inline boolean isEmpty(androidx.preference.PreferenceGroup);
+    method public static inline boolean isNotEmpty(androidx.preference.PreferenceGroup);
+    method public static operator java.util.Iterator<androidx.preference.Preference> iterator(androidx.preference.PreferenceGroup);
+    method public static inline operator void minusAssign(androidx.preference.PreferenceGroup, androidx.preference.Preference preference);
+    method public static inline operator void plusAssign(androidx.preference.PreferenceGroup, androidx.preference.Preference preference);
+  }
+
+}
+
diff --git a/preference/ktx/api/res-1.2.0-alpha01.txt b/preference/ktx/api/res-1.2.0-alpha01.txt
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/preference/ktx/api/res-1.2.0-alpha01.txt
diff --git a/preference/ktx/api/restricted_1.2.0-alpha01.txt b/preference/ktx/api/restricted_1.2.0-alpha01.txt
new file mode 100644
index 0000000..da4f6cc
--- /dev/null
+++ b/preference/ktx/api/restricted_1.2.0-alpha01.txt
@@ -0,0 +1 @@
+// Signature format: 3.0