This is a request for WebKit's position on extending getDisplayMedia to also accept DisplayMediaStreamConstraints.systemAudio.

The PR that introduced this behavior to the getDisplayMedia spec was approved by Apple engineer Youenn Fablet.

Links:

* Explainer: https://docs.google.com/document/d/1q3oGy7hLJmdQA4ZK7QG7DnwgtcpL6oB2pqLQJ6MP1tY/edit?usp=sharing

* Spec: https://github.com/w3c/mediacapture-screen-share/pull/222/files

* ChromeStatus entry: https://chromestatus.com/feature/4649448880734208