tree 7d0ee597fa9af1babd8a586c3c94f7cc01ebf196
parent d7874ac2a0de256e25ba404c3eff9c2297cdeb61
author Vikram Aggarwal <viki@google.com> 1338325767 -0700
committer Vikram Aggarwal <viki@google.com> 1338327101 -0700

Minor cleanup

1. Remove uncalled empty methods.
2. Remove methods from interface if nobody else is calling them.
3. Remove unused DragListener interface and all references.

Change-Id: Iac498336209b8e73f9a0e13dd8954652e83fd1fc