Merge "Sending WALLPAPER_CHANGED broadcast when live wallpaper changes" into nyc-dev
am: 2c7238e

* commit '2c7238e832680dafc75fe8ec3a35469a590d4128':
  Sending WALLPAPER_CHANGED broadcast when live wallpaper changes

Change-Id: Ib1c06d14acff8b6aac390e606c85e3d509a78720