Correct stats for RTCPeerConnectionStats.dataChannels[Opened/Closed].

webrtc/api/peerconnection.cc

 /*
  *  Copyright 2012 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 2061 matching lines @@
       return nullptr;
     }
   }
 
   rtc::scoped_refptr<DataChannel> channel(DataChannel::Create(
       session_.get(), session_->data_channel_type(), label, new_config));
   if (!channel) {
     sid_allocator_.ReleaseSid(new_config.id);
     return nullptr;
   }
+  channel->SignalOpened.connect(stats_collector_.get(),
+                                &RTCStatsCollector::OnDataChannelOpened);
+  channel->SignalOpened.connect(stats_collector_.get(),
+                                &RTCStatsCollector::OnDataChannelClosed);
 
   if (channel->data_channel_type() == cricket::DCT_RTP) {
     if (rtp_data_channels_.find(channel->label()) != rtp_data_channels_.end()) {
       LOG(LS_ERROR) << "DataChannel with label " << channel->label()
                     << " already exists.";
       return nullptr;
     }
     rtp_data_channels_[channel->label()] = channel;
   } else {
     RTC_DCHECK(channel->data_channel_type() == cricket::DCT_SCTP);
@@ skipping 249 matching lines @@
 
 bool PeerConnection::StartRtcEventLog_w(rtc::PlatformFile file,
                                         int64_t max_size_bytes) {
   return event_log_->StartLogging(file, max_size_bytes);
 }
 
 void PeerConnection::StopRtcEventLog_w() {
   event_log_->StopLogging();
 }
 }  // namespace webrtc