Pass SessionConfig by reference instead of pointer.

remoting/protocol/connection_to_host.h

 // Copyright (c) 2011 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_PROTOCOL_CONNECTION_TO_HOST_H_
 #define REMOTING_PROTOCOL_CONNECTION_TO_HOST_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
@@ skipping 77 matching lines @@
                        const std::string& your_jid,
                        const std::string& host_jid,
                        const std::string& host_public_key,
                        const std::string& access_code,
                        HostEventCallback* event_callback,
                        ClientStub* client_stub,
                        VideoStub* video_stub);
 
   virtual void Disconnect(const base::Closure& shutdown_task);
 
-  virtual const SessionConfig* config();
+  virtual const SessionConfig& config();
 
   virtual InputStub* input_stub();
 
   virtual HostStub* host_stub();
 
   // SignalStrategy::StatusObserver interface.
   virtual void OnStateChange(
       SignalStrategy::StatusObserver::State state) OVERRIDE;
   virtual void OnJidChange(const std::string& full_jid) OVERRIDE;
 
@@ skipping 71 matching lines @@
  private:
   DISALLOW_COPY_AND_ASSIGN(ConnectionToHost);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 DISABLE_RUNNABLE_METHOD_REFCOUNT(remoting::protocol::ConnectionToHost);
 
 #endif  // REMOTING_PROTOCOL_CONNECTION_TO_HOST_H_