Interface XRSessionEventMap

interface XRSessionEventMap {
    end: XRSessionEvent;
    frameratechange: XRSessionEvent;
    inputsourceschange: XRInputSourcesChangeEvent;
    select: XRInputSourceEvent;
    selectend: XRInputSourceEvent;
    selectstart: XRInputSourceEvent;
    squeeze: XRInputSourceEvent;
    squeezeend: XRInputSourceEvent;
    squeezestart: XRInputSourceEvent;
    visibilitychange: XRSessionEvent;
}