var p = navigator.mediaDevices.getUserMedia({}) .then(() => console.log("how?")) .catch((e) => console.error('catch', e)) returns a NotSupportedError instead of a TypeError as required by https://w3c.github.io/mediacapture-main/#mediadevices-interface-extensions "3. If requestedMediaTypes is the empty set, return a promise rejected with a TypeError"

Comment on attachment 8849992 [details] Bug 1349480 - s/NotSupportedError/TypeError for getUserMedia({}) https://reviewboard.mozilla.org/r/122742/#review125776

Pushed by jbruaroey@mozilla.com: https://hg.mozilla.org/integration/autoland/rev/b6bca6e1a0f8 s/NotSupportedError/TypeError for getUserMedia({}) r=jesup

Updated: https://developer.mozilla.org/en-US/docs/Web/API/MediaDevices/getUserMedia https://developer.mozilla.org/en-US/Firefox/Releases/55