[mediacapture-fromelement] What are the purpose of ended event if not dispatched when stop() is called and muted event if not dispatched when enabled is set to false? (#80)
[mediacapture-main] When an HTMLMediaElement has srcObject set to a MediaStream where the MediaStreamTrack is muted the HTMLMediaElement muted attribute should be set to muted to reflect muted input and muted output (#583)