am 2e6aff8e: Merge "ALooperRoster no longer holds strong references to handlers and loopers." into gingerbread

Merge commit '2e6aff8e19ce8292a36fe211f8051dccf1fb9670' into gingerbread-plus-aosp

* commit '2e6aff8e19ce8292a36fe211f8051dccf1fb9670':
  ALooperRoster no longer holds strong references to handlers and loopers.