am 9a8a28aa: Merge "Fix #6750492: NPE in tablet status bar" into jb-dev

* commit '9a8a28aa72b9a4ebeaff3b30c497ce9bb5046083':
  Fix #6750492: NPE in tablet status bar

packages/SystemUI/src/com/android/systemui/statusbar/tablet/TabletStatusBar.java

@@ -1658,6 +1658,7 @@ public class TabletStatusBar extends BaseStatusBar implements
 
     @Override
     protected boolean isTopNotification(ViewGroup parent, NotificationData.Entry entry) {
+        if (parent == null || entry == null) return false;
         return parent.indexOfChild(entry.row) == parent.getChildCount()-1;
     }