Add support for echoCancellation and deviceId to MediaStreamTrack.getSettings

third_party/WebKit/Source/modules/mediastream/MediaStreamTrack.cpp

Index: third_party/WebKit/Source/modules/mediastream/MediaStreamTrack.cpp
diff --git a/third_party/WebKit/Source/modules/mediastream/MediaStreamTrack.cpp b/third_party/WebKit/Source/modules/mediastream/MediaStreamTrack.cpp
index 58e16b2d2a87ad6560230e0559dd12a9a65ce729..80b8193d7fb4eff123a30c83a2b2e2e8ac20fc9f 100644
--- a/third_party/WebKit/Source/modules/mediastream/MediaStreamTrack.cpp
+++ b/third_party/WebKit/Source/modules/mediastream/MediaStreamTrack.cpp
@@ -303,6 +303,11 @@ void MediaStreamTrack::getSettings(MediaTrackSettings& settings) {
         break;
     }
   }
+  if (platform_settings.HasEchoCancellationValue()) {
+    settings.setEchoCancellation(
+        static_cast<bool>(platform_settings.echo_cancellation));
+  }
+
   if (image_capture_)
     image_capture_->GetMediaTrackSettings(settings);
 }