1 files changed, 17 insertions, 0 deletions
diff --git a/components/script/dom/webidls/VideoTrackList.webidl b/components/script/dom/webidls/VideoTrackList.webidl
new file mode 100644
index 00000000000..9c880f0d2b7
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+++ b/components/script/dom/webidls/VideoTrackList.webidl
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+/* 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 https://mozilla.org/MPL/2.0/. */
+
+// https://html.spec.whatwg.org/multipage/#videotracklist
+
+[Exposed=Window]
+interface VideoTrackList : EventTarget {
+  readonly attribute unsigned long length;
+  getter VideoTrack (unsigned long index);
+  VideoTrack? getTrackById(DOMString id);
+  readonly attribute long selectedIndex;
+
+  attribute EventHandler onchange;
+  attribute EventHandler onaddtrack;
+  attribute EventHandler onremovetrack;
+};