RTC[In/Out]boundRTPStreamStats.mediaTrackId collected.

webrtc/api/statscollector_unittest.cc

 /*
  *  Copyright 2014 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 504 matching lines @@
                                                      &event_log_)),
         session_(media_controller_.get()) {
     // By default, we ignore session GetStats calls.
     EXPECT_CALL(session_, GetStats(_)).WillRepeatedly(ReturnNull());
     // Add default returns for mock classes.
     EXPECT_CALL(session_, video_channel()).WillRepeatedly(ReturnNull());
     EXPECT_CALL(session_, voice_channel()).WillRepeatedly(ReturnNull());
     EXPECT_CALL(pc_, session()).WillRepeatedly(Return(&session_));
     EXPECT_CALL(pc_, sctp_data_channels())
         .WillRepeatedly(ReturnRef(data_channels_));
+    EXPECT_CALL(pc_, GetSenders()).WillRepeatedly(Return(
+        std::vector<rtc::scoped_refptr<RtpSenderInterface>>()));
+    EXPECT_CALL(pc_, GetReceivers()).WillRepeatedly(Return(
+        std::vector<rtc::scoped_refptr<RtpReceiverInterface>>()));
   }
 
   ~StatsCollectorTest() {}
 
   // This creates a standard setup with a transport called "trspname"
   // having one transport channel
   // and the specified virtual connection name.
   void InitSessionStats(const std::string& vc_name) {
     const std::string kTransportName("trspname");
     cricket::TransportStats transport_stats;
@@ skipping 1487 matching lines @@
   EXPECT_CALL(*media_channel, GetStats(_))
       .WillOnce(DoAll(SetArgPointee<0>(stats_read), Return(true)));
   stats.UpdateStats(PeerConnectionInterface::kStatsOutputLevelStandard);
   stats.GetStats(NULL, &reports);
   EXPECT_EQ(rtc::ToString(video_receiver_info.frames_decoded),
             ExtractSsrcStatsValue(reports,
                                   StatsReport::kStatsValueNameFramesDecoded));
 }
 
 }  // namespace webrtc