Merge "Added a onRestrictBackgroundBlacklistChanged() callback." into nyc-dev am: 2c6a450fa2 am: 3b91df7ccf
am: 8b297e554d

* commit '8b297e554df11ee874e01e4bfaa2b64d9af2bc11':
  Added a onRestrictBackgroundBlacklistChanged() callback.

Change-Id: Ieb58dda8f4749ccf5218be5913beb488fd3247cf