1 files changed, 25 insertions, 0 deletions
diff --git a/dom/webidl/PaymentRequestUpdateEvent.webidl b/dom/webidl/PaymentRequestUpdateEvent.webidl
new file mode 100644
index 0000000000..a1428fecd7
--- /dev/null
+++ b/dom/webidl/PaymentRequestUpdateEvent.webidl
@@ -0,0 +1,25 @@
+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/.
+ *
+ * The origin of this WebIDL file is
+ *   https://w3c.github.io/payment-request/#paymentrequestupdateevent-interface
+ *
+ * Copyright © 2018 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
+ * liability, trademark and document use rules apply.
+ */
+
+[SecureContext,
+ Func="mozilla::dom::PaymentRequest::PrefEnabled",
+ Exposed=Window]
+interface PaymentRequestUpdateEvent : Event {
+  constructor(DOMString type,
+              optional PaymentRequestUpdateEventInit eventInitDict = {});
+
+  [Throws]
+  undefined updateWith(Promise<PaymentDetailsUpdate> detailsPromise);
+};
+
+dictionary PaymentRequestUpdateEventInit : EventInit {
+};