Revert "Trebuchet: Fix double tab on home button"

This reverts commit 6a198e07c88224bfbbed4db41e2e664554903c2b.
EcoGallery: Small cleanup

Change-Id: I4a7082c524729ce6439991b81ee3de3a91ff151c
Workspace: Small cleanup

Change-Id: I9fed548754c96d9a81f3aac142edf1cdd8a1b4f5
LauncherViewPropertyAnimator: Implement end()

Change-Id: Ic7a0c98b937dc5fc8d429ab38303865dae9c7686
Workspace: Change state animation cleanup

Change-Id: I3c0ef9b6378c10b3e7d92643abd7ececc4431cb0