Merge "Avoid an NPE while checking view location on screen." into cw-f-dev

core/java/android/view/View.java

@@ -23859,7 +23859,7 @@ public class View implements Drawable.Callback, KeyEvent.Callback,
      * on the screen.
      */
     private boolean shouldDrawRoundScrollbar() {
-        if (!mResources.getConfiguration().isScreenRound()) {
+        if (!mResources.getConfiguration().isScreenRound() || mAttachInfo == null) {
             return false;
         }