Eliminate ash::internal namespace

ash/screensaver/screensaver_view.h

 // 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.
 
 #ifndef ASH_SCREENSAVER_SCREENSAVER_VIEW_H_
 #define ASH_SCREENSAVER_SCREENSAVER_VIEW_H_
 
 #include "ash/content_support/ash_with_content_export.h"
 #include "base/callback.h"
 #include "content/public/browser/web_contents_observer.h"
@@ skipping 14 matching lines @@
 class ScreensaverViewTest;
 }
 
 ASH_WITH_CONTENT_EXPORT void ShowScreensaver(const GURL& url);
 ASH_WITH_CONTENT_EXPORT void CloseScreensaver();
 ASH_WITH_CONTENT_EXPORT bool IsScreensaverShown();
 
 typedef
     base::Callback<views::WebView*(content::BrowserContext*)> WebViewFactory;
 
-namespace internal {
-
 // Shows a URL as a screensaver. The screensaver window is fullscreen,
 // always on top of every other window and will reload the URL if the
 // renderer crashes for any reason.
 class ScreensaverView : public views::WidgetDelegateView,
                         public content::WebContentsObserver {
  public:
   static void ShowScreensaver(const GURL& url);
   static void CloseScreensaver();
 
   static bool IsScreensaverShown();
@@ skipping 34 matching lines @@
 
   // Host for the extension that implements this dialog.
   views::WebView* screensaver_webview_;
 
   // Window that holds the screensaver webview.
   views::Widget* container_window_;
 
   DISALLOW_COPY_AND_ASSIGN(ScreensaverView);
 };
 
-}  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_SCREENSAVER_SCREENSAVER_VIEW_H_