OnDefaultWallpaperLoadCompleted  246 ash/desktop_background/desktop_background_controller.cc       base::Bind(&DesktopBackgroundController::OnDefaultWallpaperLoadCompleted,
OnDefaultWallpaperLoadCompleted  160 ash/desktop_background/desktop_background_controller.h   void OnDefaultWallpaperLoadCompleted(scoped_refptr<WallpaperLoader> loader);