Two minor cleanups in remoting protocol.

remoting/protocol/ice_connection_to_client.h

Index: remoting/protocol/ice_connection_to_client.h
diff --git a/remoting/protocol/ice_connection_to_client.h b/remoting/protocol/ice_connection_to_client.h
index 16d01e12e9e4b4040ab6ef1dd2c302b414442c52..8f6459a0f88f96867907293b8aabc8f0f1def31d 100644
--- a/remoting/protocol/ice_connection_to_client.h
+++ b/remoting/protocol/ice_connection_to_client.h
@@ -47,7 +47,6 @@ class IceConnectionToClient : public ConnectionToClient,
       ConnectionToClient::EventHandler* event_handler) override;
   Session* session() override;
   void Disconnect(ErrorCode error) override;
-  void OnInputEventReceived(int64_t timestamp) override;
   std::unique_ptr<VideoStream> StartVideoStream(
       std::unique_ptr<webrtc::DesktopCapturer> desktop_capturer) override;
   std::unique_ptr<AudioStream> StartAudioStream(
@@ -70,6 +69,9 @@ class IceConnectionToClient : public ConnectionToClient,
   void OnChannelInitialized(ChannelDispatcherBase* channel_dispatcher) override;
   void OnChannelClosed(ChannelDispatcherBase* channel_dispatcher) override;
 
+  // Callback passed to |event_dispatcher_|
+  void OnInputEventReceived(int64_t timestamp);
+
   void NotifyIfChannelsReady();
 
   void CloseChannels();