Eliminate ash::internal namespace

ash/wm/status_area_layout_manager.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/wm/status_area_layout_manager.h"
 
 #include "ash/shelf/shelf_layout_manager.h"
 #include "ash/shelf/shelf_widget.h"
 #include "ash/system/status_area_widget.h"
 #include "base/auto_reset.h"
 #include "ui/aura/window.h"
 #include "ui/views/widget/widget.h"
 
 namespace ash {
-namespace internal {
 
 ////////////////////////////////////////////////////////////////////////////////
 // StatusAreaLayoutManager, public:
 
 StatusAreaLayoutManager::StatusAreaLayoutManager(ShelfWidget* shelf)
     : in_layout_(false),
       shelf_(shelf) {
 }
 
 StatusAreaLayoutManager::~StatusAreaLayoutManager() {
@@ skipping 44 matching lines @@
 
 void StatusAreaLayoutManager::LayoutStatusArea() {
   // Shelf layout manager may be already doing layout.
   if (shelf_->shelf_layout_manager()->updating_bounds())
     return;
 
   base::AutoReset<bool> auto_reset_in_layout(&in_layout_, true);
   shelf_->shelf_layout_manager()->LayoutShelf();
 }
 
-}  // namespace internal
 }  // namespace ash