Simplifying logic to create/destroy hardware layers in All Apps

Bug # 3422984
diff --git a/src/com/android/launcher2/AllAppsPagedView.java b/src/com/android/launcher2/AllAppsPagedView.java
index daa5d64..1e4821a 100644
--- a/src/com/android/launcher2/AllAppsPagedView.java
+++ b/src/com/android/launcher2/AllAppsPagedView.java
@@ -515,6 +515,7 @@
             layout.addViewToCellLayout(icon, -1, 0,
                     new PagedViewCellLayout.LayoutParams(0, 0, 4, 1));
         }
+        layout.createHardwareLayers();
     }
 
     /*