Animating the drag view scale up and down when dragging items.

- Also fixing up how we draw the drag view alpha

Change-Id: Ied82aec9d52274b0fe65c989eab818b0264a9eb2
diff --git a/src/com/android/launcher2/DragController.java b/src/com/android/launcher2/DragController.java
index 8658eeb..425f301 100644
--- a/src/com/android/launcher2/DragController.java
+++ b/src/com/android/launcher2/DragController.java
@@ -394,7 +394,9 @@
                 listener.onDragEnd();
             }
             if (mDragObject.dragView != null) {
-                mDragObject.dragView.remove();
+                if (!mDragObject.deferDragViewCleanupPostAnimation) {
+                    mDragObject.dragView.remove();
+                }
                 mDragObject.dragView = null;
             }
         }