RTCMediaStreamTrackStats.framesSent collected by RTCStatsCollector.

webrtc/api/rtcstatscollector.cc

 /*
  *  Copyright 2016 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 392 matching lines @@
           timestamp_us,
           RTCMediaStreamTrackKind::kVideo));
   SetMediaStreamTrackStatsFromMediaStreamTrackInterface(
       video_track, video_track_stats.get());
   video_track_stats->remote_source = false;
   video_track_stats->detached = false;
   video_track_stats->frame_width = static_cast<uint32_t>(
       video_sender_info.send_frame_width);
   video_track_stats->frame_height = static_cast<uint32_t>(
       video_sender_info.send_frame_height);
+  // TODO(hbos): Will reduce this by frames dropped due to congestion control
+  // when available. crbug.com/659137
+  video_track_stats->frames_sent = video_sender_info.frames_encoded;
   return video_track_stats;
 }
 
 std::unique_ptr<RTCMediaStreamTrackStats>
 ProduceMediaStreamTrackStatsFromVideoReceiverInfo(
     int64_t timestamp_us,
     const VideoTrackInterface& video_track,
     const cricket::VideoReceiverInfo& video_receiver_info) {
   std::unique_ptr<RTCMediaStreamTrackStats> video_track_stats(
       new RTCMediaStreamTrackStats(
@@ skipping 787 matching lines @@
     const std::string& type) {
   return CandidateTypeToRTCIceCandidateType(type);
 }
 
 const char* DataStateToRTCDataChannelStateForTesting(
     DataChannelInterface::DataState state) {
   return DataStateToRTCDataChannelState(state);
 }
 
 }  // namespace webrtc