1 files changed, 19 insertions, 0 deletions
diff --git a/dom/webidl/Promise.webidl b/dom/webidl/Promise.webidl
new file mode 100644
index 0000000000..0fc9dc0950
--- /dev/null
+++ b/dom/webidl/Promise.webidl
@@ -0,0 +1,19 @@
+/* -*- 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/.
+ *
+ * This IDL file contains utilities to help connect JS promises to our
+ * Web IDL infrastructure.
+ */
+
+callback PromiseJobCallback = undefined();
+
+[TreatNonCallableAsNull]
+callback AnyCallback = any (any value);
+
+// Hack to allow us to have JS owning and properly tracing/CCing/etc a
+// PromiseNativeHandler.
+[LegacyNoInterfaceObject, Exposed=(Window,Worker)]
+interface PromiseNativeHandler {
+};