Merge "Fix flaky test WindowInputTestsi#testTrustedOverlapWindow" into sc-v2-dev am: 651343388f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16544958

Change-Id: I4001fabda75da2bfc2da66eb7692cc021078e549

core/java/android/view/BatchedInputEventReceiver.java

@@ -17,6 +17,7 @@
 package android.view;
 
 import android.compat.annotation.UnsupportedAppUsage;
+import android.os.Handler;
 import android.os.Looper;
 
 /**
@@ -27,6 +28,13 @@ public class BatchedInputEventReceiver extends InputEventReceiver {
     private Choreographer mChoreographer;
     private boolean mBatchingEnabled;
     private boolean mBatchedInputScheduled;
+    private final Handler mHandler;
+    private final Runnable mConsumeBatchedInputEvents = new Runnable() {
+        @Override
+        public void run() {
+            consumeBatchedInputEvents(-1);
+        }
+    };
 
     @UnsupportedAppUsage
     public BatchedInputEventReceiver(
@@ -34,6 +42,7 @@ public class BatchedInputEventReceiver extends InputEventReceiver {
         super(inputChannel, looper);
         mChoreographer = choreographer;
         mBatchingEnabled = true;
+        mHandler = new Handler(looper);
     }
 
     @Override
@@ -57,10 +66,15 @@ public class BatchedInputEventReceiver extends InputEventReceiver {
      * @hide
      */
     public void setBatchingEnabled(boolean batchingEnabled) {
+        if (mBatchingEnabled == batchingEnabled) {
+            return;
+        }
+
         mBatchingEnabled = batchingEnabled;
+        mHandler.removeCallbacks(mConsumeBatchedInputEvents);
         if (!batchingEnabled) {
             unscheduleBatchedInput();
-            consumeBatchedInputEvents(-1);
+            mHandler.post(mConsumeBatchedInputEvents);
         }
     }