/* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ // https://w3c.github.io/ServiceWorker/#extendable-event [Constructor(DOMString type, optional ExtendableEventInit eventInitDict), Exposed=ServiceWorker, Pref="dom.serviceworker.enabled"] interface ExtendableEvent : Event { [Throws] void waitUntil(/*Promise<*/any/*>*/ f); }; dictionary ExtendableEventInit : EventInit { // Defined for the forward compatibility across the derived events };