import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

dom/webidl/AudioBufferSourceNode.webidl

@@ -0,0 +1,35 @@
+/* -*- 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/.
+ *
+ * The origin of this IDL file is
+ * https://webaudio.github.io/web-audio-api/
+ *
+ * Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
+ * liability, trademark and document use rules apply.
+ */
+
+[Pref="dom.webaudio.enabled"]
+interface AudioBufferSourceNode : AudioNode {
+
+    attribute AudioBuffer? buffer;
+
+    readonly attribute AudioParam playbackRate;
+    readonly attribute AudioParam detune;
+
+    attribute boolean loop;
+    attribute double loopStart;
+    attribute double loopEnd;
+
+    [Throws, UnsafeInPrerendering]
+    void start(optional double when = 0, optional double grainOffset = 0,
+               optional double grainDuration);
+    [Throws, UnsafeInPrerendering]
+    void stop(optional double when = 0);
+
+    attribute EventHandler onended;
+};
+
+// Mozilla extensions
+AudioBufferSourceNode implements AudioNodePassThrough;