ScheduleSetUserWallpaper  788 chrome/browser/chromeos/login/wallpaper_manager.cc   ScheduleSetUserWallpaper(user_id, true);
ScheduleSetUserWallpaper  792 chrome/browser/chromeos/login/wallpaper_manager.cc   ScheduleSetUserWallpaper(user_id, false);
ScheduleSetUserWallpaper  434 chrome/browser/chromeos/login/wallpaper_manager.h   void ScheduleSetUserWallpaper(const std::string& user_id, bool delayed);