Rename the aura_shell namespace to ash

ash/wm/compact_layout_manager.cc

 // 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.
 
 #include "ash/wm/compact_layout_manager.h"
 
 #include "ash/wm/window_util.h"
 #include "ui/aura/client/aura_constants.h"
 #include "ui/aura/window.h"
 #include "ui/base/ui_base_types.h"
 #include "ui/gfx/screen.h"
 #include "ui/views/widget/widget.h"
 
-namespace aura_shell {
+namespace ash {
 namespace internal {
 
 CompactLayoutManager::CompactLayoutManager(views::Widget* status_area_widget)
     : status_area_widget_(status_area_widget) {
 }
 
 CompactLayoutManager::~CompactLayoutManager() {
   for (Windows::const_iterator i = windows_.begin(); i != windows_.end(); ++i)
     (*i)->RemoveObserver(this);
 }
@@ skipping 50 matching lines @@
   // Full screen windows should hide the status area widget.
   bool fullscreen_window = HasFullscreenWindow(windows_);
   bool widget_visible = status_area_widget_->IsVisible();
   if (fullscreen_window && widget_visible)
     status_area_widget_->Hide();
   else if (!fullscreen_window && !widget_visible)
     status_area_widget_->Show();
 }
 
 }  // namespace internal
-}  // namespace aura_shell
+}  // namespace ash