1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 [ 6 RuntimeEnabled=AudioVideoTracks, 7 SetWrapperReferenceFrom=owner, 8 ] interface AudioTrackList : EventTarget { 9 readonly attribute unsigned long length; 10 getter AudioTrack (unsigned long index); 11 AudioTrack? getTrackById(DOMString id); 12 13 attribute EventHandler onchange; 14 attribute EventHandler onaddtrack; 15 attribute EventHandler onremovetrack; 16 }; 17