Use ContextProvider subclass to provide WGC3D pointers

content/renderer/render_view_impl.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/renderer/render_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/auto_reset.h"
@@ skipping 6072 matching lines @@
     LOG(ERROR) << "Failed to establish GPU channel for media player";
     return NULL;
   }
 
   scoped_ptr<StreamTextureFactory> stream_texture_factory;
   if (UsingSynchronousRendererCompositor()) {
     SynchronousCompositorFactory* factory =
         SynchronousCompositorFactory::GetInstance();
     stream_texture_factory = factory->CreateStreamTextureFactory(routing_id_);
   } else {
-    scoped_refptr<cc::ContextProvider> context_provider =
+    scoped_refptr<webkit::gpu::ContextProviderWebContext> context_provider =
         RenderThreadImpl::current()->SharedMainThreadContextProvider();
 
     if (!context_provider.get()) {
       LOG(ERROR) << "Failed to get context3d for media player";
       return NULL;
     }
 
     stream_texture_factory.reset(new StreamTextureFactoryImpl(
-        context_provider->Context3d(), gpu_channel_host, routing_id_));
+        context_provider->WebContext3D(), gpu_channel_host, routing_id_));
   }
 
   scoped_ptr<WebMediaPlayerAndroid> web_media_player_android(
       new WebMediaPlayerAndroid(
           frame,
           client,
           AsWeakPtr(),
           media_player_manager_,
           stream_texture_factory.release(),
           RenderThreadImpl::current()->GetMediaThreadMessageLoopProxy(),
@@ skipping 251 matching lines @@
   for (size_t i = 0; i < icon_urls.size(); i++) {
     WebURL url = icon_urls[i].iconURL();
     if (!url.isEmpty())
       urls.push_back(FaviconURL(url,
                                 ToFaviconType(icon_urls[i].iconType())));
   }
   SendUpdateFaviconURL(urls);
 }
 
 }  // namespace content