Eliminate ash::internal namespace

ash/system/chromeos/tray_tracing.cc

 // Copyright 2013 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_tracing.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.h"
 #include "ash/system/tray/system_tray_delegate.h"
 #include "ash/system/tray/system_tray_notifier.h"
 #include "ash/system/tray/tray_constants.h"
 #include "grit/ash_resources.h"
 #include "grit/ash_strings.h"
 #include "ui/base/l10n/l10n_util.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"
 
 namespace ash {
-namespace internal {
-
 namespace tray {
 
-class DefaultTracingView : public internal::ActionableView {
+class DefaultTracingView : public ActionableView {
  public:
   DefaultTracingView() {
     SetLayoutManager(new views::BoxLayout(
         views::BoxLayout::kHorizontal,
         kTrayPopupPaddingHorizontal, 0,
         kTrayPopupPaddingBetweenItems));
 
     ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
-    image_ = new internal::FixedSizedImageView(0, kTrayPopupItemHeight);
+    image_ = new FixedSizedImageView(0, kTrayPopupItemHeight);
     image_->SetImage(
         bundle.GetImageNamed(IDR_AURA_UBER_TRAY_TRACING).ToImageSkia());
     AddChildView(image_);
 
     label_ = new views::Label();
     label_->SetMultiLine(true);
     label_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
     label_->SetText(bundle.GetLocalizedString(IDS_ASH_STATUS_TRAY_TRACING));
     AddChildView(label_);
   }
 
   virtual ~DefaultTracingView() {}
 
  private:
   // Overridden from ActionableView.
   virtual bool PerformAction(const ui::Event& event) OVERRIDE {
     Shell::GetInstance()->system_tray_delegate()->ShowChromeSlow();
     return true;
   }
 
   views::ImageView* image_;
   views::Label* label_;
 
   DISALLOW_COPY_AND_ASSIGN(DefaultTracingView);
 };
 
 }  // namespace tray
 
 ////////////////////////////////////////////////////////////////////////////////
-// ash::internal::TrayTracing
+// ash::TrayTracing
 
 TrayTracing::TrayTracing(SystemTray* system_tray)
     : TrayImageItem(system_tray, IDR_AURA_UBER_TRAY_TRACING),
       default_(NULL) {
   DCHECK(Shell::GetInstance()->delegate());
   DCHECK(system_tray);
   Shell::GetInstance()->system_tray_notifier()->AddTracingObserver(this);
 }
 
 TrayTracing::~TrayTracing() {
@@ skipping 24 matching lines @@
   default_ = NULL;
 }
 
 void TrayTracing::DestroyDetailedView() {
 }
 
 void TrayTracing::OnTracingModeChanged(bool value) {
   SetTrayIconVisible(value);
 }
 
-}  // namespace internal
 }  // namespace ash