Reland 15721002: Hook up the device selection to the WebAudio live audio

media/audio/audio_output_dispatcher_impl.cc

Index: media/audio/audio_output_dispatcher_impl.cc
diff --git a/media/audio/audio_output_dispatcher_impl.cc b/media/audio/audio_output_dispatcher_impl.cc
index 046bdd81e7e0ab33581b2711bd1db2650a7acfc5..17f14c2e8b99d343d244d34737473547ebdb8cde 100644
--- a/media/audio/audio_output_dispatcher_impl.cc
+++ b/media/audio/audio_output_dispatcher_impl.cc
@@ -19,8 +19,9 @@ namespace media {
 AudioOutputDispatcherImpl::AudioOutputDispatcherImpl(
     AudioManager* audio_manager,
     const AudioParameters& params,
+    const std::string& input_device_id,
     const base::TimeDelta& close_delay)
-    : AudioOutputDispatcher(audio_manager, params),
+    : AudioOutputDispatcher(audio_manager, params, input_device_id),
       pause_delay_(base::TimeDelta::FromMicroseconds(
           2 * params.frames_per_buffer() * base::Time::kMicrosecondsPerSecond /
           static_cast<float>(params.sample_rate()))),
@@ -166,7 +167,8 @@ void AudioOutputDispatcherImpl::Shutdown() {
 
 bool AudioOutputDispatcherImpl::CreateAndOpenStream() {
   DCHECK_EQ(base::MessageLoop::current(), message_loop_);
-  AudioOutputStream* stream = audio_manager_->MakeAudioOutputStream(params_);
+  AudioOutputStream* stream = audio_manager_->MakeAudioOutputStream(
+      params_, input_device_id_);
   if (!stream)
     return false;