Bug: 16161431
Also re-writes RevealAnimator to avoid using any listeners internally,
removing the logic around shadowing the update listeners.
Change-Id: I6ed8126398eed971a87f20bccb7584c9acafbb6c
Bug: 15978905
Need to make sure we re-sync the UI properties on animator cancel, also
don't animate for 1 frame after cancel() is called
Change-Id: Ib660c0fb195b9f02bd795d03d43ea67bffebb499
Tweaks animators to have less unnecessary refcounting
Pull animator management out into seperate class
More control to tweak animator lifecycle, such as doing
Java-side handling of start delay by attaching but not
starting the animator
Change-Id: I4ff8207580ca11fb38f45ef0007b406e0097281c
