Move wm/core to wm namespace.

ui/wm/core/visibility_controller.h

 // 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.
 
 #ifndef UI_WM_CORE_VISIBILITY_CONTROLLER_H_
 #define UI_WM_CORE_VISIBILITY_CONTROLLER_H_
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "ui/aura/client/visibility_client.h"
 #include "ui/wm/core/wm_core_export.h"
 
-namespace views {
-namespace corewm {
+namespace wm {
 
 class WM_CORE_EXPORT VisibilityController
     : public aura::client::VisibilityClient {
  public:
   VisibilityController();
   virtual ~VisibilityController();
 
  protected:
   // Subclasses override if they want to call a different implementation of
   // this function.
@@ skipping 38 matching lines @@
   // Whether the visibility animations on child windows were originally enabled.
   const bool original_enabled_;
 
   DISALLOW_COPY_AND_ASSIGN(SuspendChildWindowVisibilityAnimations);
 };
 
 // Tells |window| to animate visibility changes to its children.
 void WM_CORE_EXPORT SetChildWindowVisibilityChangesAnimated(
     aura::Window* window);
 
-}  // namespace corewm
-}  // namespace views
+}  // namespace wm
 
 #endif  // UI_WM_CORE_VISIBILITY_CONTROLLER_H_