Merge "Add missing checkThread" am: fdb8dfdadf

am: 67793b0eec

Change-Id: Ia8f3182a1d765937a5901cf6f9063ba8c84eb258

core/java/android/view/ViewRootImpl.java

@@ -1256,6 +1256,7 @@ public final class ViewRootImpl implements ViewParent,
 
     @Override
     public void onDescendantInvalidated(@NonNull View child, @NonNull View descendant) {
+        checkThread();
         if ((descendant.mPrivateFlags & PFLAG_DRAW_ANIMATION) != 0) {
             mIsAnimating = true;
         }