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

content/browser/renderer_host/render_view_host_factory.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/renderer_host/render_view_host_factory.h"
 
 #include "base/logging.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 
+using content::RenderViewHost;
+using content::RenderViewHostImpl;
 using content::SessionStorageNamespace;
 using content::SiteInstance;
 
 // static
 RenderViewHostFactory* RenderViewHostFactory::factory_ = NULL;
 
 // static
 RenderViewHost* RenderViewHostFactory::Create(
     SiteInstance* instance,
     content::RenderViewHostDelegate* delegate,
@@ skipping 11 matching lines @@
 void RenderViewHostFactory::RegisterFactory(RenderViewHostFactory* factory) {
   DCHECK(!factory_) << "Can't register two factories at once.";
   factory_ = factory;
 }
 
 // static
 void RenderViewHostFactory::UnregisterFactory() {
   DCHECK(factory_) << "No factory to unregister.";
   factory_ = NULL;
 }