Merge "Revert "Fix pip update transaction out of order"" into tm-qpr-dev am: 2899ff81c2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20391545

Change-Id: Ic085a2ab32026fe1586b5b48087ec1bad0a73b79
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipMenuController.java

@@ -23,7 +23,6 @@ import static android.view.WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH;
 import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_TRUSTED_OVERLAY;
 import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY;
 
-import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.app.ActivityManager.RunningTaskInfo;
 import android.app.RemoteAction;
@@ -70,11 +69,6 @@ public interface PipMenuController {
      */
     void setAppActions(List<RemoteAction> appActions, RemoteAction closeAction);
 
-    /**
-     * Wait until the next frame to run the given Runnable.
-     */
-    void runWithNextFrame(@NonNull Runnable runnable);
-
     /**
      * Resize the PiP menu with the given bounds. The PiP SurfaceControl is given if there is a
      * need to synchronize the movements on the same frame as PiP.

libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTaskOrganizer.java

@@ -179,10 +179,8 @@ public class PipTaskOrganizer implements ShellTaskOrganizer.TaskListener,
                 // This is necessary in case there was a resize animation ongoing when exit PIP
                 // started, in which case the first resize will be skipped to let the exit
                 // operation handle the final resize out of PIP mode. See b/185306679.
-                finishResizeDelayedIfNeeded(() -> {
-                    finishResize(tx, destinationBounds, direction, animationType);
-                    sendOnPipTransitionFinished(direction);
-                });
+                finishResize(tx, destinationBounds, direction, animationType);
+                sendOnPipTransitionFinished(direction);
             }
         }
 
@@ -198,34 +196,6 @@ public class PipTaskOrganizer implements ShellTaskOrganizer.TaskListener,
         }
     };
 
-    /**
-     * Finishes resizing the PiP, delaying the operation if it has to be synced with the PiP menu.
-     *
-     * This is done to avoid a race condition between the last transaction applied in
-     * onAnimationUpdate and the finishResize in onAnimationEnd. finishResize creates a
-     * WindowContainerTransaction, which is to be applied by WmCore later. It may happen that it
-     * gets applied before the transaction created by the last onAnimationUpdate. As a result of
-     * this, the PiP surface may get scaled after the new bounds are applied by WmCore, which
-     * makes the PiP surface have unexpected bounds. To avoid this, we delay the finishResize
-     * operation until the next frame. This aligns the last onAnimationUpdate transaction with the
-     * WCT application.
-     *
-     * The race only happens when the PiP surface transaction has to be synced with the PiP menu
-     * due to the necessity for a delay when syncing the PiP surface, the PiP menu surface and
-     * the PiP menu contents.
-     */
-    private void finishResizeDelayedIfNeeded(Runnable finishResizeRunnable) {
-        if (!shouldSyncPipTransactionWithMenu()) {
-            finishResizeRunnable.run();
-            return;
-        }
-        mPipMenuController.runWithNextFrame(finishResizeRunnable);
-    }
-
-    private boolean shouldSyncPipTransactionWithMenu() {
-        return mPipMenuController.isMenuVisible();
-    }
-
     @VisibleForTesting
     final PipTransitionController.PipTransitionCallback mPipTransitionCallback =
             new PipTransitionController.PipTransitionCallback() {
@@ -251,7 +221,7 @@ public class PipTaskOrganizer implements ShellTaskOrganizer.TaskListener,
                 @Override
                 public boolean handlePipTransaction(SurfaceControl leash,
                         SurfaceControl.Transaction tx, Rect destinationBounds) {
-                    if (shouldSyncPipTransactionWithMenu()) {
+                    if (mPipMenuController.isMenuVisible()) {
                         mPipMenuController.movePipMenu(leash, tx, destinationBounds);
                         return true;
                     }
@@ -1253,7 +1223,7 @@ public class PipTaskOrganizer implements ShellTaskOrganizer.TaskListener,
         mSurfaceTransactionHelper
                 .crop(tx, mLeash, toBounds)
                 .round(tx, mLeash, mPipTransitionState.isInPip());
-        if (shouldSyncPipTransactionWithMenu()) {
+        if (mPipMenuController.isMenuVisible()) {
             mPipMenuController.resizePipMenu(mLeash, tx, toBounds);
         } else {
             tx.apply();
@@ -1295,7 +1265,7 @@ public class PipTaskOrganizer implements ShellTaskOrganizer.TaskListener,
         mSurfaceTransactionHelper
                 .scale(tx, mLeash, startBounds, toBounds, degrees)
                 .round(tx, mLeash, startBounds, toBounds);
-        if (shouldSyncPipTransactionWithMenu()) {
+        if (mPipMenuController.isMenuVisible()) {
             mPipMenuController.movePipMenu(mLeash, tx, toBounds);
         } else {
             tx.apply();

libs/WindowManager/Shell/src/com/android/wm/shell/pip/phone/PhonePipMenuController.java

@@ -305,18 +305,6 @@ public class PhonePipMenuController implements PipMenuController {
                 showResizeHandle);
     }
 
-    @Override
-    public void runWithNextFrame(Runnable runnable) {
-        if (mPipMenuView == null || mPipMenuView.getViewRootImpl() == null) {
-            runnable.run();
-        }
-
-        mPipMenuView.getViewRootImpl().registerRtFrameCallback(frame -> {
-            mMainHandler.post(runnable);
-        });
-        mPipMenuView.invalidate();
-    }
-
     /**
      * Move the PiP menu, which does a translation and possibly a scale transformation.
      */

libs/WindowManager/Shell/src/com/android/wm/shell/pip/tv/TvPipMenuController.java

@@ -465,18 +465,6 @@ public class TvPipMenuController implements PipMenuController, TvPipMenuView.Lis
         return mSystemWindows.getViewSurface(v);
     }
 
-    @Override
-    public void runWithNextFrame(Runnable runnable) {
-        if (mPipMenuView == null || mPipMenuView.getViewRootImpl() == null) {
-            runnable.run();
-        }
-
-        mPipMenuView.getViewRootImpl().registerRtFrameCallback(frame -> {
-            mMainHandler.post(runnable);
-        });
-        mPipMenuView.invalidate();
-    }
-
     @Override
     public void movePipMenu(SurfaceControl pipLeash, SurfaceControl.Transaction transaction,
             Rect pipDestBounds) {