Add override declarations to PeerConnectionObserver subclasses, and delete obsolete methods.

webrtc/pc/test/peerconnectiontestwrapper.h

 /*
  *  Copyright 2013 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 32 matching lines @@
       const webrtc::MediaConstraintsInterface* constraints,
       const webrtc::PeerConnectionInterface::RTCConfiguration& config);
 
   webrtc::PeerConnectionInterface* pc() { return peer_connection_.get(); }
 
   rtc::scoped_refptr<webrtc::DataChannelInterface> CreateDataChannel(
       const std::string& label,
       const webrtc::DataChannelInit& init);
 
   // Implements PeerConnectionObserver.
-  virtual void OnSignalingChange(
-     webrtc::PeerConnectionInterface::SignalingState new_state) {}
-  virtual void OnStateChange(
-      webrtc::PeerConnectionObserver::StateType state_changed) {}
-  virtual void OnAddStream(
-      rtc::scoped_refptr<webrtc::MediaStreamInterface> stream);
-  virtual void OnRemoveStream(
-      rtc::scoped_refptr<webrtc::MediaStreamInterface> stream) {}
-  virtual void OnDataChannel(
-      rtc::scoped_refptr<webrtc::DataChannelInterface> data_channel);
-  virtual void OnRenegotiationNeeded() {}
-  virtual void OnIceConnectionChange(
-      webrtc::PeerConnectionInterface::IceConnectionState new_state) {}
-  virtual void OnIceGatheringChange(
-      webrtc::PeerConnectionInterface::IceGatheringState new_state) {}
-  virtual void OnIceCandidate(const webrtc::IceCandidateInterface* candidate);
-  virtual void OnIceComplete() {}
+  void OnSignalingChange(
+     webrtc::PeerConnectionInterface::SignalingState new_state) override {}
+  void OnAddStream(
+      rtc::scoped_refptr<webrtc::MediaStreamInterface> stream) override;
+  void OnRemoveStream(
+      rtc::scoped_refptr<webrtc::MediaStreamInterface> stream) override {}
+  void OnDataChannel(
+      rtc::scoped_refptr<webrtc::DataChannelInterface> data_channel) override ;
+  void OnRenegotiationNeeded() override {}
+  void OnIceConnectionChange(
+      webrtc::PeerConnectionInterface::IceConnectionState new_state) override {}
+  void OnIceGatheringChange(
+      webrtc::PeerConnectionInterface::IceGatheringState new_state) override {}
+  void OnIceCandidate(const webrtc::IceCandidateInterface* candidate) override;
 
   // Implements CreateSessionDescriptionObserver.
-  virtual void OnSuccess(webrtc::SessionDescriptionInterface* desc);
-  virtual void OnFailure(const std::string& error) {}
+  void OnSuccess(webrtc::SessionDescriptionInterface* desc) override;
+  void OnFailure(const std::string& error) override {}
 
   void CreateOffer(const webrtc::MediaConstraintsInterface* constraints);
   void CreateAnswer(const webrtc::MediaConstraintsInterface* constraints);
   void ReceiveOfferSdp(const std::string& sdp);
   void ReceiveAnswerSdp(const std::string& sdp);
   void AddIceCandidate(const std::string& sdp_mid, int sdp_mline_index,
                        const std::string& candidate);
   void WaitForCallEstablished();
   void WaitForConnection();
   void WaitForAudio();
@@ skipping 25 matching lines @@
   rtc::Thread* const network_thread_;
   rtc::Thread* const worker_thread_;
   rtc::scoped_refptr<webrtc::PeerConnectionInterface> peer_connection_;
   rtc::scoped_refptr<webrtc::PeerConnectionFactoryInterface>
       peer_connection_factory_;
   rtc::scoped_refptr<FakeAudioCaptureModule> fake_audio_capture_module_;
   std::unique_ptr<webrtc::FakeVideoTrackRenderer> renderer_;
 };
 
 #endif  // WEBRTC_PC_TEST_PEERCONNECTIONTESTWRAPPER_H_