New folder animations.

Added FolderAnimationManager, which manages the opening
and closing animations.

All of the animations are done in the Folder.
ie. When the users taps on the FolderIcon, we immediately hide the
FolderIcon and show the Folder inits place before starting the animation.

Bug: 35064148
Change-Id: Icacdbbf78a25489f2eab4fd352f2c6ed71eb710b
diff --git a/src/com/android/launcher3/BubbleTextView.java b/src/com/android/launcher3/BubbleTextView.java
index 3b8fb0a..f9a6742 100644
--- a/src/com/android/launcher3/BubbleTextView.java
+++ b/src/com/android/launcher3/BubbleTextView.java
@@ -590,6 +590,10 @@
                 .isEmpty();
     }
 
+    public int getIconSize() {
+        return mIconSize;
+    }
+
     /**
      * Interface to be implemented by the grand parent to allow click shadow effect.
      */