Move AudioDevice and AudioInputDevice to media.

content/renderer/media/webrtc_audio_device_impl.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/renderer/media/webrtc_audio_device_impl.h"
 
 #include "base/bind.h"
 #include "base/metrics/histogram.h"
 #include "base/string_util.h"
 #include "base/win/windows_version.h"
@@ skipping 405 matching lines @@
   // Calling Init() multiple times in a row is OK.
   if (initialized_)
     return 0;
 
   DCHECK(!audio_input_device_);
   DCHECK(!input_buffer_.get());
   DCHECK(!output_buffer_.get());
 
   // TODO(henrika): it could be possible to allow one of the directions (input
   // or output) to use a non-supported rate. As an example: if only the
-  // output rate is OK, we could finalize Init() and only set up an AudioDevice.
+  // output rate is OK, we could finalize Init() and only set up an
+  // AudioOutputDevice.
 
   // Ask the browser for the default audio output hardware sample-rate.
   // This request is based on a synchronous IPC message.
   int out_sample_rate = audio_hardware::GetOutputSampleRate();
   DVLOG(1) << "Audio output hardware sample rate: " << out_sample_rate;
   AddHistogramSampleRate(kAudioOutput, out_sample_rate);
 
   // Verify that the reported output hardware sample rate is supported
   // on the current platform.
   if (std::find(&kValidOutputRates[0],
@@ skipping 730 matching lines @@
 }
 
 int32_t WebRtcAudioDeviceImpl::GetLoudspeakerStatus(bool* enabled) const {
   NOTIMPLEMENTED();
   return -1;
 }
 
 void WebRtcAudioDeviceImpl::SetSessionId(int session_id) {
   session_id_ = session_id;
 }