Make RendererGpuVideoDecoderFactories live on arbitrary threads.

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 2933 matching lines @@
 #endif  // defined(OS_ANDROID)
 
   scoped_refptr<media::AudioRendererSink> sink;
   if (!cmd_line->HasSwitch(switches::kDisableAudio)) {
     sink = RenderThreadImpl::current()->GetAudioRendererMixerManager()->
         CreateInput(routing_id_);
     DVLOG(1) << "Using AudioRendererMixerManager-provided sink: " << sink.get();
   }
 
   scoped_refptr<media::GpuVideoDecoder::Factories> gpu_factories =
-      RenderThreadImpl::current()->GetGpuFactories();
+      RenderThreadImpl::current()->GetGpuFactories(
+          RenderThreadImpl::current()->GetMediaThreadMessageLoopProxy());
 
   WebMediaPlayerParams params(
       RenderThreadImpl::current()->GetMediaThreadMessageLoopProxy(),
       base::Bind(&ContentRendererClient::DeferMediaLoad,
                  base::Unretained(GetContentClient()->renderer()),
                  static_cast<RenderView*>(this)),
       sink,
       gpu_factories,
       new RenderMediaLog());
   return new WebMediaPlayerImpl(frame, client, AsWeakPtr(), params);
@@ skipping 3782 matching lines @@
     WebURL url = icon_urls[i].iconURL();
     if (!url.isEmpty())
       urls.push_back(FaviconURL(url,
                                 ToFaviconType(icon_urls[i].iconType())));
   }
   SendUpdateFaviconURL(urls);
 }
 
 
 }  // namespace content