Wire up the output device id and provide an implementation on Windows.

media/audio/win/audio_manager_win.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 "media/audio/audio_io.h"
 
 #include <windows.h>
 #include <objbase.h>  // This has to be before initguid.h
 #include <initguid.h>
 #include <mmsystem.h>
@@ skipping 292 matching lines @@
 
 // Factory for the implementations of AudioOutputStream for
 // AUDIO_PCM_LOW_LATENCY mode. Two implementations should suffice most
 // windows user's needs.
 // - PCMWaveOutAudioOutputStream: Based on the waveOut API.
 // - WASAPIAudioOutputStream: Based on Core Audio (WASAPI) API.
 AudioOutputStream* AudioManagerWin::MakeLowLatencyOutputStream(
     const AudioParameters& params,
     const std::string& device_id,
     const std::string& input_device_id) {
-  DLOG_IF(ERROR, !device_id.empty()) << "Not implemented!";
   DCHECK_EQ(AudioParameters::AUDIO_PCM_LOW_LATENCY, params.format());
   if (params.channels() > kWinMaxChannels)
     return NULL;
 
   if (!CoreAudioUtil::IsSupported()) {
     // Fall back to Windows Wave implementation on Windows XP or lower.
+    DLOG_IF(ERROR, !device_id.empty())
+        << "Opening by device id not supported by PCMWaveOutAudioOutputStream";
     DVLOG(1) << "Using WaveOut since WASAPI requires at least Vista.";
     return new PCMWaveOutAudioOutputStream(
         this, params, media::NumberOfWaveOutBuffers(), WAVE_MAPPER);
   }
 
   // TODO(rtoy): support more than stereo input.
   if (params.input_channels() > 0) {
     DVLOG(1) << "WASAPIUnifiedStream is created.";
+    DLOG_IF(ERROR, !device_id.empty())
+        << "Opening by device id not supported by WASAPIUnifiedStream";
     return new WASAPIUnifiedStream(this, params, input_device_id);
   }
 
-  return new WASAPIAudioOutputStream(this, params, eConsole);
+  return new WASAPIAudioOutputStream(this, device_id, params, eConsole);
 }
 
 // Factory for the implementations of AudioInputStream for AUDIO_PCM_LINEAR
 // mode.
 AudioInputStream* AudioManagerWin::MakeLinearInputStream(
     const AudioParameters& params, const std::string& device_id) {
   DCHECK_EQ(AudioParameters::AUDIO_PCM_LINEAR, params.format());
   return CreatePCMWaveInAudioInputStream(params, device_id);
 }
 
@@ skipping 126 matching lines @@
   return new PCMWaveInAudioInputStream(this, params, kNumInputBuffers,
                                        xp_device_id);
 }
 
 /// static
 AudioManager* CreateAudioManager() {
   return new AudioManagerWin();
 }
 
 }  // namespace media