Definition
WebXR Device API defines XRInputSourcesChangeEvent
[SecureContext, Exposed=Window]
interface XRInputSourcesChangeEvent : Event {
constructor(DOMString type, XRInputSourcesChangeEventInit eventInitDict);
[SameObject] readonly attribute XRSession session;
[SameObject] readonly attribute FrozenArray<XRInputSource> added;
[SameObject] readonly attribute FrozenArray<XRInputSource> removed;
};