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

remoting/protocol/audio_writer.cc

 // 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.
 
 #include "remoting/protocol/audio_writer.h"
 
 #include "base/bind.h"
 #include "net/socket/stream_socket.h"
 #include "remoting/base/constants.h"
 #include "remoting/proto/audio.pb.h"
@@ skipping 49 matching lines @@
 bool AudioWriter::is_connected() {
   return channel_.get() != NULL;
 }
 
 void AudioWriter::ProcessAudioPacket(scoped_ptr<AudioPacket> packet,
                                              const base::Closure& done) {
   buffered_writer_.Write(SerializeAndFrameMessage(*packet), done);
 }
 
 // static
-AudioWriter* AudioWriter::Create(const SessionConfig& config) {
+scoped_ptr<AudioWriter> AudioWriter::Create(const SessionConfig& config) {
   // TODO(kxing): Support different session configurations.
-  return new AudioWriter();
+  return scoped_ptr<AudioWriter>(new AudioWriter());
 }
 
 }  // namespace protocol
 }  // namespace remoting