RTC Video Encoder: Use capturer timestamp

media/gpu/ipc/client/gpu_video_encode_accelerator_host.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 "media/gpu/ipc/client/gpu_video_encode_accelerator_host.h"
 
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "gpu/ipc/client/gpu_channel_host.h"
@@ skipping 284 matching lines @@
     // function.
     OnNotifyError(kPlatformFailureError);
     return;
   }
   frame = NULL;  // Not necessary but nice to be explicit; see fun-fact above.
 }
 
 void GpuVideoEncodeAcceleratorHost::OnBitstreamBufferReady(
     int32_t bitstream_buffer_id,
     uint32_t payload_size,
-    bool key_frame) {
+    bool key_frame,
+    base::TimeDelta timestamp) {
   DCHECK(CalledOnValidThread());
   DVLOG(3) << "OnBitstreamBufferReady(): "
               "bitstream_buffer_id="
            << bitstream_buffer_id << ", payload_size=" << payload_size
            << ", key_frame=" << key_frame;
   if (client_)
-    client_->BitstreamBufferReady(bitstream_buffer_id, payload_size, key_frame);
+    client_->BitstreamBufferReady(bitstream_buffer_id, payload_size, key_frame,
+                                  timestamp);
 }
 
 void GpuVideoEncodeAcceleratorHost::OnNotifyError(Error error) {
   DCHECK(CalledOnValidThread());
   DVLOG(2) << "OnNotifyError(): error=" << error;
   if (!client_)
     return;
   weak_this_factory_.InvalidateWeakPtrs();
 
   // Client::NotifyError() may Destroy() |this|, so calling it needs to be the
   // last thing done on this stack!
   VideoEncodeAccelerator::Client* client = NULL;
   std::swap(client_, client);
   client->NotifyError(error);
 }
 
 }  // namespace media