Move Render(View|Widget)Host and associated classes to content namespace.

content/browser/tab_contents/tab_contents_view_helper.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 "content/browser/tab_contents/tab_contents_view_helper.h"
 
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/common/view_messages.h"
 #include "content/port/browser/render_widget_host_view_port.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_delegate.h"
 #include "content/public/browser/web_contents_view.h"
 
+using content::RenderViewHostImpl;
+using content::RenderWidgetHost;
+using content::RenderWidgetHostImpl;
 using content::RenderWidgetHostView;
 using content::RenderWidgetHostViewPort;
 using content::WebContents;
 
 TabContentsViewHelper::TabContentsViewHelper() {
   registrar_.Add(this,
                  content::NOTIFICATION_RENDER_WIDGET_HOST_DESTROYED,
                  content::NotificationService::AllBrowserContextsAndSources());
 }
 
@@ skipping 145 matching lines @@
       RenderWidgetHostViewPort::FromRWHV(GetCreatedWidget(route_id));
   if (is_fullscreen) {
     widget_host_view->InitAsFullscreen(web_contents->GetRenderWidgetHostView());
   } else {
     widget_host_view->InitAsPopup(web_contents->GetRenderWidgetHostView(),
                                   initial_pos);
   }
   RenderWidgetHostImpl::From(widget_host_view->GetRenderWidgetHost())->Init();
   return widget_host_view;
 }