ShowWallpaperAnimationObserver   23 ash/desktop_background/desktop_background_widget_controller.cc   ShowWallpaperAnimationObserver(RootWindowController* root_window_controller,
ShowWallpaperAnimationObserver   64 ash/desktop_background/desktop_background_widget_controller.cc   DISALLOW_COPY_AND_ASSIGN(ShowWallpaperAnimationObserver);
ShowWallpaperAnimationObserver  111 ash/desktop_background/desktop_background_widget_controller.cc     settings.AddObserver(new ShowWallpaperAnimationObserver(