The [NoInterfaceObject] annotation is being removed from WebIDL. The Geolocation API specification has been updated to remove this annotation from all interfaces and perform the following renames to avoid polluting the global namespace with generic interface names, Coordinates -> GeolocationCoordinates Position -> GeolocationPosition PositionError -> GeolocationPositionError
Explainers: https://github.com/heycam/webidl/issues/430