Switching some interfaces to use std::unique_ptr<>.

webrtc/pc/rtcstatscollector_unittest.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 259 matching lines @@
   return receiver;
 }
 
 class RTCStatsCollectorTestHelper : public SetSessionDescriptionObserver {
  public:
   RTCStatsCollectorTestHelper()
       : worker_thread_(rtc::Thread::Current()),
         network_thread_(rtc::Thread::Current()),
         signaling_thread_(rtc::Thread::Current()),
         media_engine_(new cricket::FakeMediaEngine()),
-        channel_manager_(new cricket::ChannelManager(media_engine_,
-                                                     worker_thread_,
-                                                     network_thread_)),
+        channel_manager_(new cricket::ChannelManager(
+            std::unique_ptr<cricket::MediaEngineInterface>(media_engine_),
+            worker_thread_,
+            network_thread_)),
         media_controller_(
             MediaControllerInterface::Create(cricket::MediaConfig(),
                                              worker_thread_,
                                              channel_manager_.get(),
                                              &event_log_)),
         session_(media_controller_.get()),
         pc_() {
     // Default return values for mocks.
     EXPECT_CALL(pc_, local_streams()).WillRepeatedly(Return(nullptr));
     EXPECT_CALL(pc_, remote_streams()).WillRepeatedly(Return(nullptr));
@@ skipping 189 matching lines @@
     EXPECT_CALL(*video_media_channel, GetStats(_))
         .WillOnce(DoAll(SetArgPointee<0>(*video_media_info_), Return(true)));
   }
 
  private:
   rtc::ScopedFakeClock fake_clock_;
   RtcEventLogNullImpl event_log_;
   rtc::Thread* const worker_thread_;
   rtc::Thread* const network_thread_;
   rtc::Thread* const signaling_thread_;
+  // |media_engine_| is actually owned by |channel_manager_|.
   cricket::FakeMediaEngine* media_engine_;
   std::unique_ptr<cricket::ChannelManager> channel_manager_;
   std::unique_ptr<MediaControllerInterface> media_controller_;
   MockWebRtcSession session_;
   MockPeerConnection pc_;
 
   std::vector<rtc::scoped_refptr<DataChannel>> data_channels_;
   std::unique_ptr<cricket::VoiceChannel> voice_channel_;
   std::unique_ptr<cricket::VideoChannel> video_channel_;
   std::unique_ptr<cricket::VoiceMediaInfo> voice_media_info_;
@@ skipping 1818 matching lines @@
   rtc::scoped_refptr<FakeRTCStatsCollector> collector_;
 };
 
 TEST_F(RTCStatsCollectorTestWithFakeCollector, ThreadUsageAndResultsMerging) {
   collector_->VerifyThreadUsageAndResultsMerging();
 }
 
 }  // namespace
 
 }  // namespace webrtc