Remove source->Stop() call from chromoting WebRTC video stream.

remoting/protocol/webrtc_video_stream.cc

 // Copyright 2015 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 "remoting/protocol/webrtc_video_stream.h"
 
 #include "base/logging.h"
 #include "base/single_thread_task_runner.h"
 #include "base/task_runner_util.h"
 #include "base/threading/thread_task_runner_handle.h"
@@ skipping 51 matching lines @@
   std::unique_ptr<VideoPacket> frame;
   std::unique_ptr<FrameTimestamps> timestamps;
 };
 
 WebrtcVideoStream::WebrtcVideoStream()
     : video_stats_dispatcher_(kStreamLabel), weak_factory_(this) {}
 
 WebrtcVideoStream::~WebrtcVideoStream() {
   if (stream_) {
     for (const auto& track : stream_->GetVideoTracks()) {
-      track->GetSource()->Stop();
       stream_->RemoveTrack(track.get());
     }
     peer_connection_->RemoveStream(stream_.get());
   }
   encode_task_runner_->DeleteSoon(FROM_HERE, encoder_.release());
 }
 
 bool WebrtcVideoStream::Start(
     std::unique_ptr<webrtc::DesktopCapturer> desktop_capturer,
     WebrtcTransport* webrtc_transport,
@@ skipping 282 matching lines @@
   float encoded_bits = frame_size * 8.0;
   uint32_t next_sched_ms = std::max(
       33, std::min(static_cast<int>(encoded_bits / target_bitrate_kbps_), 200));
   capture_timer_.Start(FROM_HERE,
                        base::TimeDelta::FromMilliseconds(next_sched_ms), this,
                        &WebrtcVideoStream::CaptureNextFrame);
 }
 
 }  // namespace protocol
 }  // namespace remoting