Merge "Close the TV PiP menu when losing window focus." into tm-dev am: 3448bcdbfc

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18179543

Change-Id: I5672f51a9c270111baa2e4a2f80db0e3551f388e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

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

@@ -494,6 +494,14 @@ public class TvPipMenuView extends FrameLayout implements View.OnClickListener {
         setFrameHighlighted(false);
     }
 
+    @Override
+    public void onWindowFocusChanged(boolean hasWindowFocus) {
+        super.onWindowFocusChanged(hasWindowFocus);
+        if (!hasWindowFocus) {
+            hideAllUserControls();
+        }
+    }
+
     private void animateAlphaTo(float alpha, View view) {
         if (view.getAlpha() == alpha) {
             return;