Merge "[PATCH] Don't report after view detached from window." am: 88749cfd8f

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2262742

Change-Id: I63390f12c64d6c855b1c61f12d070bf258e3a735
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

core/java/android/view/ViewRootImpl.java

@@ -4949,7 +4949,7 @@ public final class ViewRootImpl implements ViewParent,
     }
 
     void reportKeepClearAreasChanged() {
-        if (!mHasPendingKeepClearAreaChange) {
+        if (!mHasPendingKeepClearAreaChange || mView == null) {
             return;
         }
         mHasPendingKeepClearAreaChange = false;