Merge "Fixed deadlock between AM and WM when animating pinned stack." into...
Merge "Fixed deadlock between AM and WM when animating pinned stack." into nyc-dev am: 3a94ec56 am: f8c77eee
am: 99a4f256
* commit '99a4f256':
Fixed deadlock between AM and WM when animating pinned stack.
Change-Id: Icdfecbe863df3b91e42e16c6275302c2526b1a5a