More cleanups in JingleSessionManager interface.

remoting/protocol/connection_to_host_impl.h

Index: remoting/protocol/connection_to_host_impl.h
diff --git a/remoting/protocol/connection_to_host_impl.h b/remoting/protocol/connection_to_host_impl.h
index 9ee968769c84c4a9725deb283970715c19efb417..93699d6a3aebc8b9faf75af81c6414bd1024fdfb 100644
--- a/remoting/protocol/connection_to_host_impl.h
+++ b/remoting/protocol/connection_to_host_impl.h
@@ -39,7 +39,6 @@ class ClientVideoDispatcher;
 
 class ConnectionToHostImpl : public ConnectionToHost,
                              public SignalStrategy::Listener,
-                             public SessionManager::Listener,
                              public Session::EventHandler,
                              public ChannelDispatcherBase::EventHandler,
                              public base::NonThreadSafe {
@@ -71,11 +70,6 @@ class ConnectionToHostImpl : public ConnectionToHost,
   void OnSignalStrategyStateChange(SignalStrategy::State state) override;
   bool OnSignalStrategyIncomingStanza(const buzz::XmlElement* stanza) override;
 
-  // SessionManager::Listener interface.
-  void OnIncomingSession(
-      Session* session,
-      SessionManager::IncomingSessionResponse* response) override;
-
   // Session::EventHandler interface.
   void OnSessionStateChange(Session::State state) override;
   void OnSessionRouteChange(const std::string& channel_name,