MediaStreamTrack: Add echo-cancellation and device-id to getSettings

content/renderer/media/webrtc/processed_local_audio_source.cc

Index: content/renderer/media/webrtc/processed_local_audio_source.cc
diff --git a/content/renderer/media/webrtc/processed_local_audio_source.cc b/content/renderer/media/webrtc/processed_local_audio_source.cc
index bac130044f25a375c5431adc860ef085ff17c5da..c12bf4918e87fd27fd4d8278e5ef1180e837d781 100644
--- a/content/renderer/media/webrtc/processed_local_audio_source.cc
+++ b/content/renderer/media/webrtc/processed_local_audio_source.cc
@@ -347,6 +347,12 @@ media::AudioParameters ProcessedLocalAudioSource::GetInputFormat() const {
                           : media::AudioParameters();
 }
 
+void ProcessedLocalAudioSource::getSettings(
+    blink::WebMediaStreamTrack::Settings& settings) {
+  // TODO(hta): Give the correct value.

[Guido Urdaneta, 2017/01/19 15:28:06]

nit: add crbug.com reference

+  settings.setEchoCancellation(true);
+}
+
 int ProcessedLocalAudioSource::GetBufferSize(int sample_rate) const {
   DCHECK(thread_checker_.CalledOnValidThread());
 #if defined(OS_ANDROID)