Remove logging of unused and deprecated PeerConnection::Observer callbacks

remoting/host/cast_extension_session.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef REMOTING_HOST_CAST_EXTENSION_SESSION_H_
 #define REMOTING_HOST_CAST_EXTENSION_SESSION_H_
 
 #include <string>
 
 #include "base/macros.h"
@@ skipping 48 matching lines @@
   void OnCreateVideoCapturer(
       scoped_ptr<webrtc::DesktopCapturer>* capturer) override;
   bool ModifiesVideoPipeline() const override;
   bool OnExtensionMessage(ClientSessionControl* client_session_control,
                           protocol::ClientStub* client_stub,
                           const protocol::ExtensionMessage& message) override;
 
   // webrtc::PeerConnectionObserver interface.
   void OnSignalingChange(
       webrtc::PeerConnectionInterface::SignalingState new_state) override;
-  void OnStateChange(
-      webrtc::PeerConnectionObserver::StateType state_changed) override;
   void OnAddStream(webrtc::MediaStreamInterface* stream) override;
   void OnRemoveStream(webrtc::MediaStreamInterface* stream) override;
   void OnDataChannel(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;
-  void OnIceComplete() override;
 
  private:
   CastExtensionSession(
       scoped_refptr<protocol::TransportContext> transport_context,
       ClientSessionControl* client_session_control,
       protocol::ClientStub* client_stub);
 
   // Parses |message| for a Session Description and sets the remote
   // description, returning true if successful.
   bool ParseAndSetRemoteDescription(base::DictionaryValue* message);
@@ skipping 133 matching lines @@
 
   // Worker thread that is wrapped to create |worker_thread_wrapper_|.
   base::Thread worker_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(CastExtensionSession);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_CAST_EXTENSION_SESSION_H_