Move ChannelLayout into media namespace.

content/common/media/audio_param_traits.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 "content/common/media/audio_param_traits.h"
 
 #include "base/stringprintf.h"
 #include "media/audio/audio_parameters.h"
 
 using media::AudioParameters;
+using media::ChannelLayout;
 
 namespace IPC {
 
 void ParamTraits<AudioParameters>::Write(Message* m,
                                          const AudioParameters& p) {
   m->WriteInt(static_cast<int>(p.format()));
   m->WriteInt(static_cast<int>(p.channel_layout()));
   m->WriteInt(p.sample_rate());
   m->WriteInt(p.bits_per_sample());
   m->WriteInt(p.frames_per_buffer());
@@ skipping 18 matching lines @@
            sample_rate, bits_per_sample, frames_per_buffer);
   return true;
 }
 
 void ParamTraits<AudioParameters>::Log(const AudioParameters& p,
                                        std::string* l) {
   l->append(base::StringPrintf("<AudioParameters>"));
 }
 
 }