Rename the aura_shell namespace to ash

ash/wm/compact_status_area_layout_manager.h

 // Copyright (c) 2011 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_WM_COMPACT_STATUS_AREA_LAYOUT_MANAGER_H_
 #define ASH_WM_COMPACT_STATUS_AREA_LAYOUT_MANAGER_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "ui/aura/layout_manager.h"
 
 namespace views {
 class Widget;
 }
 
-namespace aura_shell {
+namespace ash {
 namespace internal {
 
 // CompactStatusAreaLayoutManager places the status area in the top-right
 // corner of the screen.
 class CompactStatusAreaLayoutManager : public aura::LayoutManager {
  public:
   explicit CompactStatusAreaLayoutManager(views::Widget* status_widget);
   virtual ~CompactStatusAreaLayoutManager();
 
   // Overridden from aura::LayoutManager:
   virtual void OnWindowResized() OVERRIDE;
   virtual void OnWindowAddedToLayout(aura::Window* child) OVERRIDE;
   virtual void OnWillRemoveWindowFromLayout(aura::Window* child) OVERRIDE;
   virtual void OnChildWindowVisibilityChanged(aura::Window* child,
                                               bool visible) OVERRIDE;
   virtual void SetChildBounds(aura::Window* child,
                               const gfx::Rect& requested_bounds) OVERRIDE;
 
  private:
   // Place the status area widget in the corner of the screen.
   void LayoutStatusArea();
 
   views::Widget* status_widget_;
 
   DISALLOW_COPY_AND_ASSIGN(CompactStatusAreaLayoutManager);
 };
 
 }  // namespace internal
-}  // namespace aura_shell
+}  // namespace ash
 
 #endif  // ASH_WM_COMPACT_STATUS_AREA_LAYOUT_MANAGER_H_