Merge "Don't remove starting window for visible app." into oc-dr1-dev

services/core/java/com/android/server/am/ActivityRecord.java

@@ -2184,7 +2184,7 @@ final class ActivityRecord extends ConfigurationContainer implements AppWindowCo
         if (mStartingWindowState == STARTING_WINDOW_SHOWN && behindFullscreenActivity) {
             if (DEBUG_VISIBILITY) Slog.w(TAG_VISIBILITY, "Found orphaned starting window " + this);
             mStartingWindowState = STARTING_WINDOW_REMOVED;
-            mWindowContainerController.removeStartingWindow();
+            mWindowContainerController.removeHiddenStartingWindow();
         }
     }
 

services/core/java/com/android/server/wm/AppWindowContainerController.java

@@ -647,7 +647,23 @@ public class AppWindowContainerController
         return mContainer.getTask().getConfiguration().orientation == snapshot.getOrientation();
     }
 
-    public void removeStartingWindow() {
+    /**
+     * Remove starting window if the app is currently hidden. It is possible the starting window is
+     * part of its app exit transition animation in which case we delay hiding the app token. The
+     * method allows for removal when window manager has set the app token to hidden.
+     */
+    public void removeHiddenStartingWindow() {
+        synchronized (mWindowMap) {
+            if (!mContainer.hidden) {
+                if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "Starting window app still visible."
+                        + " Ignoring remove request.");
+                return;
+            }
+            removeStartingWindow();
+        }
+    }
+
+    void removeStartingWindow() {
         synchronized (mWindowMap) {
             if (mHandler.hasCallbacks(mRemoveStartingWindow)) {
                 // Already scheduled.

services/core/java/com/android/server/wm/AppWindowToken.java

@@ -441,6 +441,7 @@ class AppWindowToken extends WindowToken implements WindowManagerService.AppFree
                     mChildren.get(i).mWinAnimator.hide("immediately hidden");
                 }
                 SurfaceControl.closeTransaction();
+                removeStartingWindow();
             }
 
             if (!mService.mClosingApps.contains(this) && !mService.mOpeningApps.contains(this)) {
@@ -518,6 +519,12 @@ class AppWindowToken extends WindowToken implements WindowManagerService.AppFree
         return super.checkCompleteDeferredRemoval();
     }
 
+    private void removeStartingWindow() {
+        if (startingData != null && getController() != null) {
+            getController().removeStartingWindow();
+        }
+    }
+
     void onRemovedFromDisplay() {
         if (mRemovingFromDisplay) {
             return;
@@ -545,9 +552,7 @@ class AppWindowToken extends WindowToken implements WindowManagerService.AppFree
         if (DEBUG_ADD_REMOVE || DEBUG_TOKEN_MOVEMENT) Slog.v(TAG_WM, "removeAppToken: "
                 + this + " delayed=" + delayed + " Callers=" + Debug.getCallers(4));
 
-        if (startingData != null && getController() != null) {
-            getController().removeStartingWindow();
-        }
+        removeStartingWindow();
 
         // If this window was animating, then we need to ensure that the app transition notifies
         // that animations have completed in WMS.handleAnimatingStoppedAndTransitionLocked(), so