Polishing the AllApps transition

-> separating HW layers during animation to be siblings
   instead of parent-child (was destroying parent layer
   on each frame)
-> Unifying material transition with pre-L, everything
   is the same, just missing the reveal.

Change-Id: I8f7d5e658c2d9298bea83ce8199cb35e6fc0d44e
diff --git a/src/com/android/launcher3/PagedView.java b/src/com/android/launcher3/PagedView.java
index 1037d98..4e34628 100644
--- a/src/com/android/launcher3/PagedView.java
+++ b/src/com/android/launcher3/PagedView.java
@@ -339,8 +339,9 @@
 
         // Hook up the page indicator
         ViewGroup parent = (ViewGroup) getParent();
+        ViewGroup grandParent = (ViewGroup) parent.getParent();
         if (mPageIndicator == null && mPageIndicatorViewId > -1) {
-            mPageIndicator = (PageIndicator) parent.findViewById(mPageIndicatorViewId);
+            mPageIndicator = (PageIndicator) grandParent.findViewById(mPageIndicatorViewId);
             mPageIndicator.removeAllMarkers(mAllowPagedViewAnimations);
 
             ArrayList<PageIndicator.PageMarkerResources> markers =