Use texture-backed VideoFrane pipeline for Aura desktop capturing.

content/renderer/media/webrtc/webrtc_video_sink_adapter.cc

 // Copyright 2013 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/media/webrtc/webrtc_video_sink_adapter.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop_proxy.h"
@@ skipping 32 matching lines @@
 
 void WebRtcVideoSinkAdapter::SetSize(int width, int height) {
 }
 
 void WebRtcVideoSinkAdapter::RenderFrame(const cricket::VideoFrame* frame) {
   base::TimeDelta timestamp = base::TimeDelta::FromMilliseconds(
       frame->GetTimeStamp() / talk_base::kNumNanosecsPerMillisec);
 
   scoped_refptr<media::VideoFrame> video_frame;
   if (frame->GetNativeHandle() != NULL) {
-    NativeHandleImpl* handle =
-        static_cast<NativeHandleImpl*>(frame->GetNativeHandle());
-    video_frame = static_cast<media::VideoFrame*>(handle->GetHandle());
+    video_frame = static_cast<media::VideoFrame*>(frame->GetNativeHandle());
     video_frame->SetTimestamp(timestamp);
   } else {
     gfx::Size size(frame->GetWidth(), frame->GetHeight());
     video_frame = media::VideoFrame::CreateFrame(
         media::VideoFrame::YV12, size, gfx::Rect(size), size, timestamp);
 
     // Aspect ratio unsupported; DCHECK when there are non-square pixels.
     DCHECK_EQ(frame->GetPixelWidth(), 1u);
     DCHECK_EQ(frame->GetPixelHeight(), 1u);
 
@@ skipping 43 matching lines @@
   }
 }
 
 void WebRtcVideoSinkAdapter::DoRenderFrameOnMainThread(
     scoped_refptr<media::VideoFrame> video_frame) {
   DCHECK(message_loop_proxy_->BelongsToCurrentThread());
   sink_->OnVideoFrame(video_frame);
 }
 
 }  // namespace content