[Ravenwood] A few clean-ups

- Now unsupported Context API will throw with a more useful message.
- Change all the "stub"s in the policy files to "keep"s. They are the
  same thing (with the current use of hoststubgen) and "keep" matches
  the annotation name better.

Bug: 292141694
Test:  $ANDROID_BUILD_TOP/frameworks/base/ravenwood/scripts/run-ravenwood-tests.sh

Change-Id: I56b60543801ebe9a4f1ba253996edc80f1bf3e32
diff --git a/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodBaseContext.java b/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodBaseContext.java
new file mode 100644
index 0000000..4992c4b
--- /dev/null
+++ b/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodBaseContext.java
@@ -0,0 +1,753 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package android.platform.test.ravenwood;
+
+import android.content.BroadcastReceiver;
+import android.content.ComponentName;
+import android.content.ContentResolver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.IntentSender;
+import android.content.IntentSender.SendIntentException;
+import android.content.ServiceConnection;
+import android.content.SharedPreferences;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.PackageManager.NameNotFoundException;
+import android.content.res.AssetManager;
+import android.content.res.Configuration;
+import android.content.res.Resources;
+import android.content.res.Resources.Theme;
+import android.database.DatabaseErrorHandler;
+import android.database.sqlite.SQLiteDatabase;
+import android.database.sqlite.SQLiteDatabase.CursorFactory;
+import android.graphics.Bitmap;
+import android.graphics.drawable.Drawable;
+import android.net.Uri;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.IBinder;
+import android.os.Looper;
+import android.os.UserHandle;
+import android.view.Display;
+import android.view.DisplayAdjustments;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+/**
+ * A subclass of Context with all the abstract methods replaced with concrete methods.
+ *
+ * <p>In order to make sure it implements all the abstract methods, we intentionally keep it
+ * non-abstract.
+ */
+public class RavenwoodBaseContext extends Context {
+    RavenwoodBaseContext() {
+        // Only usable by ravenwood.
+    }
+
+    private static RuntimeException notSupported() {
+        return new RuntimeException("This Context API is not yet supported under"
+                + " the Ravenwood deviceless testing environment. Contact g/ravenwood");
+    }
+
+    @Override
+    public AssetManager getAssets() {
+        throw notSupported();
+    }
+
+    @Override
+    public Resources getResources() {
+        throw notSupported();
+    }
+
+    @Override
+    public PackageManager getPackageManager() {
+        throw notSupported();
+    }
+
+    @Override
+    public ContentResolver getContentResolver() {
+        throw notSupported();
+    }
+
+    @Override
+    public Looper getMainLooper() {
+        throw notSupported();
+    }
+
+    @Override
+    public Context getApplicationContext() {
+        throw notSupported();
+    }
+
+    @Override
+    public void setTheme(int resid) {
+        throw notSupported();
+    }
+
+    @Override
+    public Theme getTheme() {
+        throw notSupported();
+    }
+
+    @Override
+    public ClassLoader getClassLoader() {
+        throw notSupported();
+    }
+
+    @Override
+    public String getPackageName() {
+        throw notSupported();
+    }
+
+    @Override
+    public String getBasePackageName() {
+        throw notSupported();
+    }
+
+    @Override
+    public ApplicationInfo getApplicationInfo() {
+        throw notSupported();
+    }
+
+    @Override
+    public String getPackageResourcePath() {
+        throw notSupported();
+    }
+
+    @Override
+    public String getPackageCodePath() {
+        throw notSupported();
+    }
+
+    @Override
+    public SharedPreferences getSharedPreferences(String name, int mode) {
+        throw notSupported();
+    }
+
+    @Override
+    public SharedPreferences getSharedPreferences(File file, int mode) {
+        throw notSupported();
+    }
+
+    @Override
+    public boolean moveSharedPreferencesFrom(Context sourceContext, String name) {
+        throw notSupported();
+    }
+
+    @Override
+    public boolean deleteSharedPreferences(String name) {
+        throw notSupported();
+    }
+
+    @Override
+    public void reloadSharedPreferences() {
+        throw notSupported();
+    }
+
+    @Override
+    public FileInputStream openFileInput(String name) throws FileNotFoundException {
+        throw notSupported();
+    }
+
+    @Override
+    public FileOutputStream openFileOutput(String name, int mode) throws FileNotFoundException {
+        throw notSupported();
+    }
+
+    @Override
+    public boolean deleteFile(String name) {
+        throw notSupported();
+    }
+
+    @Override
+    public File getFileStreamPath(String name) {
+        throw notSupported();
+    }
+
+    @Override
+    public File getSharedPreferencesPath(String name) {
+        throw notSupported();
+    }
+
+    @Override
+    public File getDataDir() {
+        throw notSupported();
+    }
+
+    @Override
+    public File getFilesDir() {
+        throw notSupported();
+    }
+
+    @Override
+    public File getNoBackupFilesDir() {
+        throw notSupported();
+    }
+
+    @Override
+    public File getExternalFilesDir(String type) {
+        throw notSupported();
+    }
+
+    @Override
+    public File[] getExternalFilesDirs(String type) {
+        throw notSupported();
+    }
+
+    @Override
+    public File getObbDir() {
+        throw notSupported();
+    }
+
+    @Override
+    public File[] getObbDirs() {
+        throw notSupported();
+    }
+
+    @Override
+    public File getCacheDir() {
+        throw notSupported();
+    }
+
+    @Override
+    public File getCodeCacheDir() {
+        throw notSupported();
+    }
+
+    @Override
+    public File getExternalCacheDir() {
+        throw notSupported();
+    }
+
+    @Override
+    public File getPreloadsFileCache() {
+        throw notSupported();
+    }
+
+    @Override
+    public File[] getExternalCacheDirs() {
+        throw notSupported();
+    }
+
+    @Override
+    public File[] getExternalMediaDirs() {
+        throw notSupported();
+    }
+
+    @Override
+    public String[] fileList() {
+        throw notSupported();
+    }
+
+    @Override
+    public File getDir(String name, int mode) {
+        throw notSupported();
+    }
+
+    @Override
+    public SQLiteDatabase openOrCreateDatabase(String name, int mode, CursorFactory factory) {
+        throw notSupported();
+    }
+
+    @Override
+    public SQLiteDatabase openOrCreateDatabase(String name, int mode, CursorFactory factory,
+            DatabaseErrorHandler errorHandler) {
+        throw notSupported();
+    }
+
+    @Override
+    public boolean moveDatabaseFrom(Context sourceContext, String name) {
+        throw notSupported();
+    }
+
+    @Override
+    public boolean deleteDatabase(String name) {
+        throw notSupported();
+    }
+
+    @Override
+    public File getDatabasePath(String name) {
+        throw notSupported();
+    }
+
+    @Override
+    public String[] databaseList() {
+        throw notSupported();
+    }
+
+    @Override
+    public Drawable getWallpaper() {
+        throw notSupported();
+    }
+
+    @Override
+    public Drawable peekWallpaper() {
+        throw notSupported();
+    }
+
+    @Override
+    public int getWallpaperDesiredMinimumWidth() {
+        throw notSupported();
+    }
+
+    @Override
+    public int getWallpaperDesiredMinimumHeight() {
+        throw notSupported();
+    }
+
+    @Override
+    public void setWallpaper(Bitmap bitmap) throws IOException {
+        throw notSupported();
+    }
+
+    @Override
+    public void setWallpaper(InputStream data) throws IOException {
+        throw notSupported();
+    }
+
+    @Override
+    public void clearWallpaper() throws IOException {
+        throw notSupported();
+    }
+
+    @Override
+    public void startActivity(Intent intent) {
+        throw notSupported();
+    }
+
+    @Override
+    public void startActivity(Intent intent, Bundle options) {
+        throw notSupported();
+    }
+
+    @Override
+    public void startActivities(Intent[] intents) {
+        throw notSupported();
+    }
+
+    @Override
+    public void startActivities(Intent[] intents, Bundle options) {
+        throw notSupported();
+    }
+
+    @Override
+    public void startIntentSender(IntentSender intent, Intent fillInIntent, int flagsMask,
+            int flagsValues, int extraFlags) throws SendIntentException {
+        throw notSupported();
+    }
+
+    @Override
+    public void startIntentSender(IntentSender intent, Intent fillInIntent, int flagsMask,
+            int flagsValues, int extraFlags, Bundle options) throws SendIntentException {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendBroadcast(Intent intent) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendBroadcast(Intent intent, String receiverPermission) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendBroadcastAsUserMultiplePermissions(Intent intent, UserHandle user,
+            String[] receiverPermissions) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendBroadcast(Intent intent, String receiverPermission, int appOp) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendOrderedBroadcast(Intent intent, String receiverPermission) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendOrderedBroadcast(Intent intent, String receiverPermission,
+            BroadcastReceiver resultReceiver, Handler scheduler, int initialCode,
+            String initialData, Bundle initialExtras) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendOrderedBroadcast(Intent intent, String receiverPermission,
+            int appOp, BroadcastReceiver resultReceiver, Handler scheduler, int initialCode,
+            String initialData, Bundle initialExtras) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendBroadcastAsUser(Intent intent, UserHandle user) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendBroadcastAsUser(Intent intent, UserHandle user, String receiverPermission) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendBroadcastAsUser(Intent intent, UserHandle user, String receiverPermission,
+            Bundle options) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendBroadcastAsUser(Intent intent, UserHandle user, String receiverPermission,
+            int appOp) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendOrderedBroadcastAsUser(Intent intent, UserHandle user,
+            String receiverPermission, BroadcastReceiver resultReceiver, Handler scheduler,
+            int initialCode, String initialData, Bundle initialExtras) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendOrderedBroadcastAsUser(Intent intent, UserHandle user,
+            String receiverPermission, int appOp, BroadcastReceiver resultReceiver,
+            Handler scheduler, int initialCode, String initialData, Bundle initialExtras) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendOrderedBroadcastAsUser(Intent intent, UserHandle user,
+            String receiverPermission, int appOp, Bundle options,
+            BroadcastReceiver resultReceiver, Handler scheduler, int initialCode,
+            String initialData, Bundle initialExtras) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendStickyBroadcast(Intent intent) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendStickyOrderedBroadcast(Intent intent, BroadcastReceiver resultReceiver,
+            Handler scheduler, int initialCode, String initialData, Bundle initialExtras) {
+        throw notSupported();
+
+    }
+
+    @Override
+    public void removeStickyBroadcast(Intent intent) {
+        throw notSupported();
+
+    }
+
+    @Override
+    public void sendStickyBroadcastAsUser(Intent intent, UserHandle user) {
+        throw notSupported();
+    }
+
+    @Override
+    public void sendStickyBroadcastAsUser(Intent intent, UserHandle user, Bundle options) {
+        throw notSupported();
+
+    }
+
+    @Override
+    public void sendStickyOrderedBroadcastAsUser(Intent intent, UserHandle user,
+            BroadcastReceiver resultReceiver, Handler scheduler, int initialCode,
+            String initialData, Bundle initialExtras) {
+        throw notSupported();
+    }
+
+    @Override
+    public void removeStickyBroadcastAsUser(Intent intent, UserHandle user) {
+        throw notSupported();
+    }
+
+    @Override
+    public Intent registerReceiver(BroadcastReceiver receiver, IntentFilter filter) {
+        throw notSupported();
+    }
+
+    @Override
+    public Intent registerReceiver(BroadcastReceiver receiver, IntentFilter filter, int flags) {
+        throw notSupported();
+    }
+
+    @Override
+    public Intent registerReceiver(BroadcastReceiver receiver, IntentFilter filter,
+            String broadcastPermission, Handler scheduler) {
+        throw notSupported();
+    }
+
+    @Override
+    public Intent registerReceiver(BroadcastReceiver receiver, IntentFilter filter,
+            String broadcastPermission, Handler scheduler, int flags) {
+        throw notSupported();
+    }
+
+    @Override
+    public Intent registerReceiverAsUser(BroadcastReceiver receiver, UserHandle user,
+            IntentFilter filter, String broadcastPermission, Handler scheduler) {
+        throw notSupported();
+    }
+
+    @Override
+    public Intent registerReceiverAsUser(BroadcastReceiver receiver, UserHandle user,
+            IntentFilter filter, String broadcastPermission, Handler scheduler, int flags) {
+        throw notSupported();
+    }
+
+    @Override
+    public void unregisterReceiver(BroadcastReceiver receiver) {
+        throw notSupported();
+    }
+
+    @Override
+    public ComponentName startService(Intent service) {
+        throw notSupported();
+    }
+
+    @Override
+    public ComponentName startForegroundService(Intent service) {
+        throw notSupported();
+    }
+
+    @Override
+    public ComponentName startForegroundServiceAsUser(Intent service, UserHandle user) {
+        throw notSupported();
+    }
+
+    @Override
+    public boolean stopService(Intent service) {
+        throw notSupported();
+    }
+
+    @Override
+    public ComponentName startServiceAsUser(Intent service, UserHandle user) {
+        throw notSupported();
+    }
+
+    @Override
+    public boolean stopServiceAsUser(Intent service, UserHandle user) {
+        throw notSupported();
+    }
+
+    @Override
+    public boolean bindService(Intent service, ServiceConnection conn, int flags) {
+        throw notSupported();
+    }
+
+    @Override
+    public void unbindService(ServiceConnection conn) {
+        throw notSupported();
+    }
+
+    @Override
+    public boolean startInstrumentation(ComponentName className, String profileFile,
+            Bundle arguments) {
+        throw notSupported();
+    }
+
+    @Override
+    public Object getSystemService(String name) {
+        throw notSupported();
+    }
+
+    @Override
+    public String getSystemServiceName(Class<?> serviceClass) {
+        throw notSupported();
+    }
+
+    @Override
+    public int checkPermission(String permission, int pid, int uid) {
+        throw notSupported();
+    }
+
+    @Override
+    public int checkPermission(String permission, int pid, int uid, IBinder callerToken) {
+        throw notSupported();
+    }
+
+    @Override
+    public int checkCallingPermission(String permission) {
+        throw notSupported();
+    }
+
+    @Override
+    public int checkCallingOrSelfPermission(String permission) {
+        throw notSupported();
+    }
+
+    @Override
+    public int checkSelfPermission(String permission) {
+        throw notSupported();
+    }
+
+    @Override
+    public void enforcePermission(String permission, int pid, int uid, String message) {
+        throw notSupported();
+    }
+
+    @Override
+    public void enforceCallingPermission(String permission, String message) {
+        throw notSupported();
+    }
+
+    @Override
+    public void enforceCallingOrSelfPermission(String permission, String message) {
+        throw notSupported();
+    }
+
+    @Override
+    public void grantUriPermission(String toPackage, Uri uri, int modeFlags) {
+        throw notSupported();
+    }
+
+    @Override
+    public void revokeUriPermission(Uri uri, int modeFlags) {
+        throw notSupported();
+    }
+
+    @Override
+    public void revokeUriPermission(String toPackage, Uri uri, int modeFlags) {
+        throw notSupported();
+    }
+
+    @Override
+    public int checkUriPermission(Uri uri, int pid, int uid, int modeFlags) {
+        throw notSupported();
+    }
+
+    @Override
+    public int checkUriPermission(Uri uri, int pid, int uid, int modeFlags, IBinder callerToken) {
+        throw notSupported();
+    }
+
+    @Override
+    public int checkCallingUriPermission(Uri uri, int modeFlags) {
+        throw notSupported();
+    }
+
+    @Override
+    public int checkCallingOrSelfUriPermission(Uri uri, int modeFlags) {
+        throw notSupported();
+    }
+
+    @Override
+    public int checkUriPermission(Uri uri, String readPermission, String writePermission,
+            int pid, int uid, int modeFlags) {
+        throw notSupported();
+    }
+
+    @Override
+    public void enforceUriPermission(Uri uri, int pid, int uid, int modeFlags, String message) {
+        throw notSupported();
+    }
+
+    @Override
+    public void enforceCallingUriPermission(Uri uri, int modeFlags, String message) {
+        throw notSupported();
+    }
+
+    @Override
+    public void enforceCallingOrSelfUriPermission(Uri uri, int modeFlags, String message) {
+        throw notSupported();
+    }
+
+    @Override
+    public void enforceUriPermission(Uri uri, String readPermission, String writePermission,
+            int pid, int uid, int modeFlags, String message) {
+        throw notSupported();
+    }
+
+    @Override
+    public Context createPackageContext(String packageName, int flags)
+            throws NameNotFoundException {
+        throw notSupported();
+    }
+
+    @Override
+    public Context createApplicationContext(ApplicationInfo application, int flags)
+            throws NameNotFoundException {
+        throw notSupported();
+    }
+
+    @Override
+    public Context createContextForSplit(String splitName) throws NameNotFoundException {
+        throw notSupported();
+    }
+
+    @Override
+    public Context createConfigurationContext(Configuration overrideConfiguration) {
+        throw notSupported();
+    }
+
+    @Override
+    public Context createDisplayContext(Display display) {
+        throw notSupported();
+    }
+
+    @Override
+    public Context createDeviceProtectedStorageContext() {
+        throw notSupported();
+    }
+
+    @Override
+    public Context createCredentialProtectedStorageContext() {
+        throw notSupported();
+    }
+
+    @Override
+    public DisplayAdjustments getDisplayAdjustments(int displayId) {
+        throw notSupported();
+    }
+
+    @Override
+    public int getDisplayId() {
+        throw notSupported();
+    }
+
+    @Override
+    public void updateDisplay(int displayId) {
+        throw notSupported();
+    }
+
+    @Override
+    public boolean isDeviceProtectedStorage() {
+        throw notSupported();
+    }
+
+    @Override
+    public boolean isCredentialProtectedStorage() {
+        throw notSupported();
+    }
+
+    @Override
+    public boolean canLoadUnsafeResources() {
+        throw notSupported();
+    }
+}
diff --git a/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodContext.java b/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodContext.java
index 109ef76..1dd5e1d 100644
--- a/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodContext.java
+++ b/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodContext.java
@@ -28,7 +28,6 @@
 import android.os.UserHandle;
 import android.ravenwood.example.BlueManager;
 import android.ravenwood.example.RedManager;
-import android.test.mock.MockContext;
 import android.util.ArrayMap;
 import android.util.Singleton;
 
@@ -36,7 +35,7 @@
 import java.util.concurrent.Executor;
 import java.util.function.Supplier;
 
-public class RavenwoodContext extends MockContext {
+public class RavenwoodContext extends RavenwoodBaseContext {
     private final String mPackageName;
     private final HandlerThread mMainThread;
 
diff --git a/ravenwood/texts/ravenwood-framework-policies.txt b/ravenwood/texts/ravenwood-framework-policies.txt
index 371c3ac..9d29a05 100644
--- a/ravenwood/texts/ravenwood-framework-policies.txt
+++ b/ravenwood/texts/ravenwood-framework-policies.txt
@@ -1,59 +1,59 @@
 # Ravenwood "policy" file for framework-minus-apex.
 
 # Keep all AIDL interfaces
-class :aidl stubclass
+class :aidl keepclass
 
 # Keep all feature flag implementations
-class :feature_flags stubclass
+class :feature_flags keepclass
 
 # Keep all sysprops generated code implementations
-class :sysprops stubclass
+class :sysprops keepclass
 
 # Exported to Mainline modules; cannot use annotations
-class com.android.internal.util.FastXmlSerializer stubclass
-class com.android.internal.util.FileRotator stubclass
-class com.android.internal.util.HexDump stubclass
-class com.android.internal.util.IndentingPrintWriter stubclass
-class com.android.internal.util.LocalLog stubclass
-class com.android.internal.util.MessageUtils stubclass
-class com.android.internal.util.TokenBucket stubclass
-class android.os.HandlerExecutor stubclass
-class android.util.BackupUtils stubclass
-class android.util.IndentingPrintWriter stubclass
-class android.util.LocalLog stubclass
-class android.util.Pair stubclass
-class android.util.Rational stubclass
+class com.android.internal.util.FastXmlSerializer keepclass
+class com.android.internal.util.FileRotator keepclass
+class com.android.internal.util.HexDump keepclass
+class com.android.internal.util.IndentingPrintWriter keepclass
+class com.android.internal.util.LocalLog keepclass
+class com.android.internal.util.MessageUtils keepclass
+class com.android.internal.util.TokenBucket keepclass
+class android.os.HandlerExecutor keepclass
+class android.util.BackupUtils keepclass
+class android.util.IndentingPrintWriter keepclass
+class android.util.LocalLog keepclass
+class android.util.Pair keepclass
+class android.util.Rational keepclass
 
 # From modules-utils; cannot use annotations
-class com.android.internal.util.Preconditions stubclass
-class com.android.internal.logging.InstanceId stubclass
-class com.android.internal.logging.InstanceIdSequence stubclass
-class com.android.internal.logging.UiEvent stubclass
-class com.android.internal.logging.UiEventLogger stubclass
+class com.android.internal.util.Preconditions keepclass
+class com.android.internal.logging.InstanceId keepclass
+class com.android.internal.logging.InstanceIdSequence keepclass
+class com.android.internal.logging.UiEvent keepclass
+class com.android.internal.logging.UiEventLogger keepclass
 
 # From modules-utils; cannot use annotations
-class com.android.modules.utils.BinaryXmlPullParser stubclass
-class com.android.modules.utils.BinaryXmlSerializer stubclass
-class com.android.modules.utils.FastDataInput stubclass
-class com.android.modules.utils.FastDataOutput stubclass
-class com.android.modules.utils.ModifiedUtf8 stubclass
-class com.android.modules.utils.TypedXmlPullParser stubclass
-class com.android.modules.utils.TypedXmlSerializer stubclass
+class com.android.modules.utils.BinaryXmlPullParser keepclass
+class com.android.modules.utils.BinaryXmlSerializer keepclass
+class com.android.modules.utils.FastDataInput keepclass
+class com.android.modules.utils.FastDataOutput keepclass
+class com.android.modules.utils.ModifiedUtf8 keepclass
+class com.android.modules.utils.TypedXmlPullParser keepclass
+class com.android.modules.utils.TypedXmlSerializer keepclass
 
 # Uri
-class android.net.Uri stubclass
-class android.net.UriCodec stubclass
+class android.net.Uri keepclass
+class android.net.UriCodec keepclass
 
 # Telephony
-class android.telephony.PinResult stubclass
+class android.telephony.PinResult keepclass
 
 # Just enough to support mocking, no further functionality
-class android.content.BroadcastReceiver stub
-    method <init> ()V stub
-class android.content.Context stub
-    method <init> ()V stub
-    method getSystemService (Ljava/lang/Class;)Ljava/lang/Object; stub
-class android.content.pm.PackageManager stub
-    method <init> ()V stub
-class android.text.ClipboardManager stub
-    method <init> ()V stub
+class android.content.BroadcastReceiver keep
+    method <init> ()V keep
+class android.content.Context keep
+    method <init> ()V keep
+    method getSystemService (Ljava/lang/Class;)Ljava/lang/Object; keep
+class android.content.pm.PackageManager keep
+    method <init> ()V keep
+class android.text.ClipboardManager keep
+    method <init> ()V keep
diff --git a/ravenwood/texts/ravenwood-services-policies.txt b/ravenwood/texts/ravenwood-services-policies.txt
index d8d563e..5cdb4f7 100644
--- a/ravenwood/texts/ravenwood-services-policies.txt
+++ b/ravenwood/texts/ravenwood-services-policies.txt
@@ -1,7 +1,7 @@
 # Ravenwood "policy" file for services.core.
 
 # Keep all AIDL interfaces
-class :aidl stubclass
+class :aidl keepclass
 
 # Keep all feature flag implementations
-class :feature_flags stubclass
+class :feature_flags keepclass