Overlay navigation_bar_gesture_height with highest order

1) One handed mode will overlay navigation_bar_gesture_height
2) RRO priority attribute only design for static overlay packages
3) Use setHighestPriority() bring OneHandedModeGesturalOverlay to top
4) Integrate 2Button & 3Button mode with values-land dimen

   Mode     | Orientation | Before | After
--------------------------------------------
  NO_BUTTON |  Portrait   |  32dp  |  32dp
  NO_BUTTON |  Landscape  |  32dp  |  32dp
  2 BUTTON  |  Portrait   |  48dp  |  48dp
  2 BUTTON  |  Landscape  |  48dp  |  48dp
  3 BUTTON  |  Portrait   |  48dp  |  48dp
  3 BUTTON  |  Landscape  |  48dp  |  48dp
--------------------------------------------
  OneHanded |  Portrait   |  32dp  | *80dp
  OneHanded |  Landscape  |  32dp  |  32dp

Test: atest WindowInsetsBehaviorTests
Test: atest com.android.systemui.onehanded
Bug: 157958539
Change-Id: I956c90a436dbdc86ca3fb23354cb3a82394ed718
diff --git a/packages/SystemUI/src/com/android/systemui/onehanded/OneHandedUI.java b/packages/SystemUI/src/com/android/systemui/onehanded/OneHandedUI.java
index 3c1b33e..0f4e6be 100644
--- a/packages/SystemUI/src/com/android/systemui/onehanded/OneHandedUI.java
+++ b/packages/SystemUI/src/com/android/systemui/onehanded/OneHandedUI.java
@@ -169,6 +169,8 @@
 
         OverlayInfo info = null;
         try {
+            // TODO(b/157958539) migrate new RRO config file after S+
+            mOverlayManager.setHighestPriority(ONE_HANDED_MODE_GESTURAL_OVERLAY, USER_CURRENT);
             info = mOverlayManager.getOverlayInfo(ONE_HANDED_MODE_GESTURAL_OVERLAY, USER_CURRENT);
         } catch (RemoteException e) { /* Do nothing */ }
 
diff --git a/packages/overlays/NavigationBarMode2ButtonOverlay/res/values-land/dimens.xml b/packages/overlays/NavigationBarMode2ButtonOverlay/res/values-land/dimens.xml
new file mode 100644
index 0000000..623ff04
--- /dev/null
+++ b/packages/overlays/NavigationBarMode2ButtonOverlay/res/values-land/dimens.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/**
+ * Copyright (c) 2020, 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.
+ */
+-->
+<resources>
+    <!-- The height of the bottom navigation gesture area. -->
+    <dimen name="navigation_bar_gesture_height">@*android:dimen/navigation_bar_frame_height</dimen>
+</resources>
diff --git a/packages/overlays/NavigationBarMode3ButtonOverlay/res/values-land/dimens.xml b/packages/overlays/NavigationBarMode3ButtonOverlay/res/values-land/dimens.xml
new file mode 100644
index 0000000..623ff04
--- /dev/null
+++ b/packages/overlays/NavigationBarMode3ButtonOverlay/res/values-land/dimens.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/**
+ * Copyright (c) 2020, 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.
+ */
+-->
+<resources>
+    <!-- The height of the bottom navigation gesture area. -->
+    <dimen name="navigation_bar_gesture_height">@*android:dimen/navigation_bar_frame_height</dimen>
+</resources>
diff --git a/packages/overlays/NavigationBarModeGesturalOverlay/res/values-land/dimens.xml b/packages/overlays/NavigationBarModeGesturalOverlay/res/values-land/dimens.xml
new file mode 100644
index 0000000..1f5834d
--- /dev/null
+++ b/packages/overlays/NavigationBarModeGesturalOverlay/res/values-land/dimens.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/**
+ * Copyright (c) 2019, 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.
+ */
+-->
+<resources>
+    <!-- The height of the bottom navigation gesture area. -->
+    <dimen name="navigation_bar_gesture_height">32dp</dimen>
+</resources>