Cleaned up the reader and writer create methods to return scoped_ptr.

remoting/protocol/audio_writer.h

 // Copyright (c) 2012 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_AUDIO_WRITER_H_
 #define REMOTING_PROTOCOL_AUDIO_WRITER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 14 matching lines @@
 class SessionConfig;
 
 class AudioWriter : public AudioStub {
  public:
   virtual ~AudioWriter();
 
   // The callback is called when initialization is finished. The
   // parameter is set to true on success.
   typedef base::Callback<void(bool)> InitializedCallback;
 
-  static AudioWriter* Create(const SessionConfig& config);
+  static scoped_ptr<AudioWriter> Create(const SessionConfig& config);
 
   // Initializes the writer.
   void Init(Session* session, const InitializedCallback& callback);
 
   // Stops writing. Must be called on the network thread before this
   // object is destroyed.
   void Close();
 
   // Returns true if the channel is connected.
   bool is_connected();
@@ skipping 16 matching lines @@
 
   BufferedSocketWriter buffered_writer_;
 
   DISALLOW_COPY_AND_ASSIGN(AudioWriter);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_AUDIO_WRITER_H_