Implicit audio output device selection for getUserMedia.

content/renderer/media/media_stream_dependency_factory.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/media_stream_dependency_factory.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 797 matching lines @@
   // If the default capturer does not exist or |render_view_id| == -1, create
   // a new capturer.
   bool is_new_capturer = false;
   if (!capturer.get()) {
     capturer = WebRtcAudioCapturer::CreateCapturer();
     is_new_capturer = true;
   }
 
   if (!capturer->Initialize(
           render_view_id,
-          static_cast<media::ChannelLayout>(device_info.device.channel_layout),
-          device_info.device.sample_rate, device_info.session_id,
+          static_cast<media::ChannelLayout>(
+              device_info.device.input.channel_layout),
+          device_info.device.input.sample_rate,
+          device_info.session_id,
           device_info.device.id)) {
     return NULL;
   }
 
   // Add the capturer to the WebRtcAudioDeviceImpl if it is a new capturer.
   if (is_new_capturer)
     GetWebRtcAudioDevice()->AddAudioCapturer(capturer);
 
   return capturer;
 }
 
 }  // namespace content