media: Let VideoFrame carry more than one native texture.

content/renderer/media/video_capture_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.
 //
 // Notes about usage of this object by VideoCaptureImplManager.
 //
 // VideoCaptureImplManager access this object by using a Unretained()
 // binding and tasks on the IO thread. It is then important that
 // VideoCaptureImpl never post task to itself. All operations must be
 // synchronous.
@@ skipping 258 matching lines @@
 
   if (state_ != VIDEO_CAPTURE_STATE_STARTED || suspended_) {
     Send(new VideoCaptureHostMsg_BufferReady(device_id_, buffer_id, 0));
     return;
   }
 
   if (first_frame_timestamp_.is_null())
     first_frame_timestamp_ = timestamp;
 
   scoped_refptr<media::VideoFrame> frame = media::VideoFrame::WrapNativeTexture(
-      make_scoped_ptr(new gpu::MailboxHolder(mailbox_holder)),
+      mailbox_holder,
       media::BindToCurrentLoop(base::Bind(
           &VideoCaptureImpl::OnClientBufferFinished, weak_factory_.GetWeakPtr(),
           buffer_id, scoped_refptr<ClientBuffer>())),
       packed_frame_size, gfx::Rect(packed_frame_size), packed_frame_size,
       timestamp - first_frame_timestamp_, false);
   frame->metadata()->MergeInternalValuesFrom(metadata);
 
   for (const auto& client : clients_)
     client.second.deliver_frame_cb.Run(frame, timestamp);
 }
@@ skipping 130 matching lines @@
   const ClientInfoMap::iterator it = clients->find(client_id);
   if (it != clients->end()) {
     it->second.state_update_cb.Run(VIDEO_CAPTURE_STATE_STOPPED);
     clients->erase(it);
     found = true;
   }
   return found;
 }
 
 }  // namespace content