Use a FakeVideoTrackSource instead of nullptr in all VideoTrack tests.

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.
  */
 
 #include <stdio.h>
 
 #include <algorithm>
 
 #include "webrtc/api/statscollector.h"
 
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "webrtc/api/mediastream.h"
 #include "webrtc/api/mediastreaminterface.h"
 #include "webrtc/api/mediastreamtrack.h"
 #include "webrtc/api/peerconnection.h"
 #include "webrtc/api/peerconnectionfactory.h"
 #include "webrtc/api/test/fakedatachannelprovider.h"
+#include "webrtc/api/test/fakevideotracksource.h"
 #include "webrtc/api/videotrack.h"
 #include "webrtc/base/base64.h"
 #include "webrtc/base/fakesslidentity.h"
 #include "webrtc/base/gunit.h"
 #include "webrtc/base/network.h"
 #include "webrtc/media/base/fakemediaengine.h"
 #include "webrtc/p2p/base/faketransportcontroller.h"
 #include "webrtc/pc/channelmanager.h"
 
 using rtc::scoped_ptr;
@@ skipping 481 matching lines @@
     transport_stats.transport_name = kTransportName;
     transport_stats.channel_stats.push_back(channel_stats);
 
     session_stats_.transport_stats[kTransportName] = transport_stats;
     session_stats_.proxy_to_transport[vc_name] = kTransportName;
   }
 
   // Adds a outgoing video track with a given SSRC into the stats.
   void AddOutgoingVideoTrackStats() {
     stream_ = webrtc::MediaStream::Create("streamlabel");
-    track_= webrtc::VideoTrack::Create(kLocalTrackId, NULL);
+    track_ = webrtc::VideoTrack::Create(kLocalTrackId,
+                                        webrtc::FakeVideoTrackSource::Create());
     stream_->AddTrack(track_);
     EXPECT_CALL(session_, GetLocalTrackIdBySsrc(kSsrcOfTrack, _))
         .WillRepeatedly(DoAll(SetArgPointee<1>(kLocalTrackId), Return(true)));
   }
 
   // Adds a incoming video track with a given SSRC into the stats.
   void AddIncomingVideoTrackStats() {
     stream_ = webrtc::MediaStream::Create("streamlabel");
-    track_= webrtc::VideoTrack::Create(kRemoteTrackId, NULL);
+    track_ = webrtc::VideoTrack::Create(kRemoteTrackId,
+                                        webrtc::FakeVideoTrackSource::Create());
     stream_->AddTrack(track_);
     EXPECT_CALL(session_, GetRemoteTrackIdBySsrc(kSsrcOfTrack, _))
         .WillRepeatedly(DoAll(SetArgPointee<1>(kRemoteTrackId), Return(true)));
     }
 
   // Adds a outgoing audio track with a given SSRC into the stats.
   void AddOutgoingAudioTrackStats() {
     if (stream_ == NULL)
       stream_ = webrtc::MediaStream::Create("streamlabel");
 
@@ skipping 1185 matching lines @@
   cricket::VoiceSenderInfo new_voice_sender_info;
   InitVoiceSenderInfo(&new_voice_sender_info);
   cricket::VoiceMediaInfo new_stats_read;
   reports.clear();
   SetupAndVerifyAudioTrackStats(
       new_audio_track.get(), stream_.get(), &stats, &voice_channel, kVcName,
       media_channel, &new_voice_sender_info, NULL, &new_stats_read, &reports);
 }
 
 }  // namespace webrtc