Turn on webaudio for JS backends.

client/dom/generated/src/wrapping/_AudioBufferSourceNodeWrappingImplementation.dart

+// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+// WARNING: Do not edit - generated code.
+
+class _AudioBufferSourceNodeWrappingImplementation extends _AudioSourceNodeWrappingImplementation implements AudioBufferSourceNode {
+  _AudioBufferSourceNodeWrappingImplementation() : super() {}
+
+  static create__AudioBufferSourceNodeWrappingImplementation() native {
+    return new _AudioBufferSourceNodeWrappingImplementation();
+  }
+
+  AudioBuffer get buffer() { return _get_buffer(this); }
+  static AudioBuffer _get_buffer(var _this) native;
+
+  void set buffer(AudioBuffer value) { _set_buffer(this, value); }
+  static void _set_buffer(var _this, AudioBuffer value) native;
+
+  AudioGain get gain() { return _get_gain(this); }
+  static AudioGain _get_gain(var _this) native;
+
+  bool get loop() { return _get_loop(this); }
+  static bool _get_loop(var _this) native;
+
+  void set loop(bool value) { _set_loop(this, value); }
+  static void _set_loop(var _this, bool value) native;
+
+  bool get looping() { return _get_looping(this); }
+  static bool _get_looping(var _this) native;
+
+  void set looping(bool value) { _set_looping(this, value); }
+  static void _set_looping(var _this, bool value) native;
+
+  AudioParam get playbackRate() { return _get_playbackRate(this); }
+  static AudioParam _get_playbackRate(var _this) native;
+
+  void noteGrainOn(num when, num grainOffset, num grainDuration) {
+    _noteGrainOn(this, when, grainOffset, grainDuration);
+    return;
+  }
+  static void _noteGrainOn(receiver, when, grainOffset, grainDuration) native;
+
+  void noteOff(num when) {
+    _noteOff(this, when);
+    return;
+  }
+  static void _noteOff(receiver, when) native;
+
+  void noteOn(num when) {
+    _noteOn(this, when);
+    return;
+  }
+  static void _noteOn(receiver, when) native;
+
+  String get typeName() { return "AudioBufferSourceNode"; }
+}