Eliminate ash::internal namespace

ash/system/ime/tray_ime.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/system/ime/tray_ime.h"
 
 #include <vector>
 
 #include "ash/metrics/user_metrics_recorder.h"
 #include "ash/root_window_controller.h"
@@ skipping 14 matching lines @@
 #include "grit/ash_strings.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/font.h"
 #include "ui/gfx/image/image.h"
 #include "ui/views/controls/label.h"
 #include "ui/views/layout/box_layout.h"
 #include "ui/views/widget/widget.h"
 
 namespace ash {
-namespace internal {
 namespace tray {
 
 class IMEDefaultView : public TrayItemMore {
  public:
   explicit IMEDefaultView(SystemTrayItem* owner)
       : TrayItemMore(owner, true) {
     ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
 
     SetImage(bundle.GetImageNamed(
         IDR_AURA_UBER_TRAY_IME).ToImageSkia());
@@ skipping 217 matching lines @@
   delegate->GetCurrentIMEProperties(&property_list);
 
   UpdateTrayLabel(current, list.size());
 
   if (default_)
     default_->UpdateLabel(current);
   if (detailed_)
     detailed_->Update(list, property_list);
 }
 
-}  // namespace internal
 }  // namespace ash