am 5ae61a81: am f5d1cf0b: am 26af8c19: am 26b18771: Merge "Private Window flag to disable touch events in WallpaperService." into lmp-sprout-dev

* commit '5ae61a811afca4fa7ddca1e4693f0b84fd09a6dc':
  Private Window flag to disable touch events in WallpaperService.