import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

dom/media/AudioTrackList.h

@@ -0,0 +1,40 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 et tw=78: */
+/* 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/. */
+
+#ifndef mozilla_dom_AudioTrackList_h
+#define mozilla_dom_AudioTrackList_h
+
+#include "MediaTrack.h"
+#include "MediaTrackList.h"
+
+namespace mozilla {
+namespace dom {
+
+class AudioTrack;
+
+class AudioTrackList : public MediaTrackList
+{
+public:
+  AudioTrackList(nsPIDOMWindowInner* aOwnerWindow, HTMLMediaElement* aMediaElement)
+    : MediaTrackList(aOwnerWindow, aMediaElement) {}
+
+  JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
+
+  AudioTrack* operator[](uint32_t aIndex);
+
+  // WebIDL
+  AudioTrack* IndexedGetter(uint32_t aIndex, bool& aFound);
+
+  AudioTrack* GetTrackById(const nsAString& aId);
+
+protected:
+  AudioTrackList* AsAudioTrackList() override { return this; }
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_AudioTrackList_h