Eliminate ash::internal namespace

ash/display/resolution_notification_controller.h

 // Copyright 2013 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.
 
 #ifndef ASH_DISPLAY_RESOLUTION_NOTIFICATION_CONTROLLER_H_
 #define ASH_DISPLAY_RESOLUTION_NOTIFICATION_CONTROLLER_H_
 
 #include "ash/ash_export.h"
 #include "ash/display/display_controller.h"
 #include "base/callback.h"
 #include "base/gtest_prod_util.h"
 #include "base/timer/timer.h"
 #include "ui/gfx/display_observer.h"
 #include "ui/gfx/size.h"
 
 namespace chromeos {
 FORWARD_DECLARE_TEST(DisplayPreferencesTest, PreventStore);
 }  // namespace chromeos
 
 namespace views {
 class Label;
 class Widget;
 }  // namespace views
 
 namespace ash {
-namespace internal {
+
 // A class which manages the notification of display resolution change and
 // also manages the timeout in case the new resolution is unusable.
 class ASH_EXPORT ResolutionNotificationController
     : public gfx::DisplayObserver,
       public DisplayController::Observer {
  public:
   ResolutionNotificationController();
   virtual ~ResolutionNotificationController();
 
   // Updates the display resolution for |display_id| to |new_resolution| and
@@ skipping 49 matching lines @@
   // DisplayController::Observer overrides:
   virtual void OnDisplayConfigurationChanged() OVERRIDE;
 
   static void SuppressTimerForTest();
 
   scoped_ptr<ResolutionChangeInfo> change_info_;
 
   DISALLOW_COPY_AND_ASSIGN(ResolutionNotificationController);
 };
 
-}  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_DISPLAY_RESOLUTION_NOTIFICATION_CONTROLLER_H_