Fix references to ui/gfx headers in a*/.

ash/desktop_background/desktop_background_controller.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/desktop_background/desktop_background_controller.h"
 
 #include "ash/ash_switches.h"
 #include "ash/desktop_background/desktop_background_controller_observer.h"
 #include "ash/desktop_background/desktop_background_view.h"
 #include "ash/desktop_background/desktop_background_widget_controller.h"
@@ skipping 10 matching lines @@
 #include "base/files/file_util.h"
 #include "base/logging.h"
 #include "base/synchronization/cancellation_flag.h"
 #include "base/threading/worker_pool.h"
 #include "components/wallpaper/wallpaper_resizer.h"
 #include "content/public/browser/browser_thread.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_event_dispatcher.h"
 #include "ui/compositor/layer.h"
 #include "ui/gfx/codec/jpeg_codec.h"
+#include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/image/image_skia.h"
-#include "ui/gfx/rect.h"
 #include "ui/views/widget/widget.h"
 
 using content::BrowserThread;
 using wallpaper::WallpaperResizer;
 using wallpaper::WallpaperLayout;
 using wallpaper::WALLPAPER_LAYOUT_CENTER;
 using wallpaper::WALLPAPER_LAYOUT_CENTER_CROPPED;
 using wallpaper::WALLPAPER_LAYOUT_STRETCH;
 using wallpaper::WALLPAPER_LAYOUT_TILE;
 
@@ skipping 232 matching lines @@
                 : kShellWindowId_DesktopBackgroundContainer;
 }
 
 void DesktopBackgroundController::UpdateWallpaper() {
   current_wallpaper_.reset(NULL);
   ash::Shell::GetInstance()->user_wallpaper_delegate()->
       UpdateWallpaper(true /* clear cache */);
 }
 
 }  // namespace ash