third_party/blink/renderer/modules/push_messaging/push_subscription_change_event.idl

// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// https://w3c.github.io/push-api/#pushsubscriptionchangeevent-interface

[
    Constructor(DOMString type, optional PushSubscriptionChangeEventInit eventInitDict),
    Exposed=ServiceWorker,
    RuntimeEnabled=PushMessagingSubscriptionChange
] interface PushSubscriptionChangeEvent : ExtendableEvent {
  readonly attribute PushSubscription? newSubscription;
  readonly attribute PushSubscription? oldSubscription;
};