Add a GpuMemoryBuffer pool that creates hardware backed VideoFrames.

media/renderers/default_renderer_factory.cc

Index: media/renderers/default_renderer_factory.cc
diff --git a/media/renderers/default_renderer_factory.cc b/media/renderers/default_renderer_factory.cc
index 0ec129a47dd8bef26dc90ec628e40acc77e9da65..a2a91d5b16491407ab11c48507c4d7c834f9c9ca 100644
--- a/media/renderers/default_renderer_factory.cc
+++ b/media/renderers/default_renderer_factory.cc
@@ -76,9 +76,9 @@ scoped_ptr<Renderer> DefaultRendererFactory::CreateRenderer(
   video_decoders.push_back(new FFmpegVideoDecoder(media_task_runner));
 #endif
 
-  scoped_ptr<VideoRenderer> video_renderer(
-      new VideoRendererImpl(media_task_runner, video_renderer_sink,
-                            video_decoders.Pass(), true, media_log_));
+  scoped_ptr<VideoRenderer> video_renderer(new VideoRendererImpl(
+      media_task_runner, video_renderer_sink, video_decoders.Pass(), true,
+      gpu_factories_, media_log_));
 
   // Create renderer.
   return scoped_ptr<Renderer>(new RendererImpl(