Merge "Adding null check for split bounds before notifying" into rvc-dev am: 736647f28c am: 732f43e51e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12090432

Change-Id: I8a5d2ffa53ade9c8e5153385844bef89a1373d60

packages/SystemUI/src/com/android/systemui/stackdivider/DividerView.java

@@ -675,6 +675,9 @@ public class DividerView extends FrameLayout implements OnTouchListener,
     }
 
     private void notifySplitScreenBoundsChanged() {
+        if (mSplitLayout.mPrimary == null || mSplitLayout.mSecondary == null) {
+            return;
+        }
         mOtherTaskRect.set(mSplitLayout.mSecondary);
 
         mTmpRect.set(mHandle.getLeft(), mHandle.getTop(), mHandle.getRight(), mHandle.getBottom());