SetPolicyControlledWallpaper  626 chrome/browser/chromeos/login/wallpaper_manager.cc       base::Bind(&WallpaperManager::SetPolicyControlledWallpaper,
SetPolicyControlledWallpaper  316 chrome/browser/chromeos/login/wallpaper_manager.h   void SetPolicyControlledWallpaper(const std::string& user_id,