Summary:
This intent covers the addition of the devicechange event to the
MediaDevices object. This event is fired when a media device is connected
to or removed from the system.
Motivation:
This feature is useful for applications that wish to react to changes in
the set of available media devices; for example, to show a device list that
is always up-to-date.
Bugs:
https://bugzilla.mozilla.org/show_bug.cgi?id=1152383
Link to standard:
https://w3c.github.io/mediacapture-main/#dom-mediadevices-ondevicechange
Platform coverage: all
Estimated or target release: Firefox 51
Preference behind which this will be implemented: no pref.