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19251f27ce
`= {}` can now be used to indicate that an optional dictionary should have the
default value of 'default-initialized dictionary'
Differential Revision: https://phabricator.services.mozilla.com/D36504
--HG--
extra : moz-landing-system : lando
20 lines
667 B
Plaintext
20 lines
667 B
Plaintext
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* The origin of this IDL file is
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* http://www.whatwg.org/specs/web-apps/current-work/#trackevent
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*/
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[Constructor(DOMString type, optional TrackEventInit eventInitDict = {})]
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interface TrackEvent : Event
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{
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readonly attribute (VideoTrack or AudioTrack or TextTrack)? track;
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};
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dictionary TrackEventInit : EventInit
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{
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(VideoTrack or AudioTrack or TextTrack)? track = null;
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};
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