Eliminate ash::internal namespace

ash/system/chromeos/tray_caps_lock.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/chromeos/tray_caps_lock.h"
 
 #include "ash/metrics/user_metrics_recorder.h"
 #include "ash/shell.h"
 #include "ash/system/tray/actionable_view.h"
 #include "ash/system/tray/fixed_sized_image_view.h"
 #include "ash/system/tray/system_tray_notifier.h"
 #include "ash/system/tray/tray_constants.h"
 #include "chromeos/ime/input_method_manager.h"
 #include "chromeos/ime/xkeyboard.h"
 #include "grit/ash_resources.h"
 #include "grit/ash_strings.h"
 #include "ui/accessibility/ax_view_state.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/image/image.h"
 #include "ui/views/controls/image_view.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 {
 
 bool CapsLockIsEnabled() {
   chromeos::input_method::InputMethodManager* ime =
       chromeos::input_method::InputMethodManager::Get();
   return (ime && ime->GetXKeyboard()) ? ime->GetXKeyboard()->CapsLockIsEnabled()
                                       : false;
 }
 
 }
@@ skipping 171 matching lines @@
 }
 
 void TrayCapsLock::DestroyDefaultView() {
   default_ = NULL;
 }
 
 void TrayCapsLock::DestroyDetailedView() {
   detailed_ = NULL;
 }
 
-}  // namespace internal
 }  // namespace ash