gecko-dev/dom/webidl/LegacyQueryInterface.webidl
2019-07-25 14:31:10 +00:00

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/* -*- 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/.
*/
interface nsISupports;
[NoInterfaceObject,
// Need Exposed here, because this is a mixin onto things like Event
// that are exposed in workers.
Exposed=(Window,Worker)]
interface LegacyQueryInterface {
// Legacy QueryInterface, only exposed to chrome code on the main thread.
[Exposed=Window, ChromeOnly]
nsISupports QueryInterface(any iid);
};
Element implements LegacyQueryInterface;