Move GetRootWindowController() to root_window_controller.h

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"
 #include "ash/desktop_background/user_wallpaper_delegate.h"
 #include "ash/desktop_background/wallpaper_resizer.h"
 #include "ash/root_window_controller.h"
 #include "ash/shell.h"
 #include "ash/shell_factory.h"
 #include "ash/shell_window_ids.h"
-#include "ash/wm/property_util.h"
 #include "ash/wm/root_window_layout_manager.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/synchronization/cancellation_flag.h"
 #include "base/threading/worker_pool.h"
 #include "content/public/browser/browser_thread.h"
 #include "grit/ash_resources.h"
 #include "ui/aura/root_window.h"
@@ skipping 379 matching lines @@
       ui::Layer* layer = SetColorLayerForContainer(background_color_,
                                                    root_window,
                                                    container_id);
       component = new internal::DesktopBackgroundWidgetController(layer);
       break;
     }
     case BACKGROUND_NONE:
       NOTREACHED();
       return;
   }
-  GetRootWindowController(root_window)->SetAnimatingWallpaperController(
-      new internal::AnimatingDesktopController(component));
+  internal::GetRootWindowController(root_window)->
+      SetAnimatingWallpaperController(
+          new internal::AnimatingDesktopController(component));
 
-  component->StartAnimating(GetRootWindowController(root_window));
+  component->StartAnimating(internal::GetRootWindowController(root_window));
 }
 
 void DesktopBackgroundController::InstallDesktopControllerForAllWindows() {
   Shell::RootWindowList root_windows = Shell::GetAllRootWindows();
   for (Shell::RootWindowList::iterator iter = root_windows.begin();
        iter != root_windows.end(); ++iter) {
     InstallDesktopController(*iter);
   }
 }
 
@@ skipping 34 matching lines @@
   }
   return moved;
 }
 
 int DesktopBackgroundController::GetBackgroundContainerId(bool locked) {
   return locked ? internal::kShellWindowId_LockScreenBackgroundContainer :
                   internal::kShellWindowId_DesktopBackgroundContainer;
 }
 
 }  // namespace ash