Splitting out the Audio library.

sdk/lib/html/src/dart2js_FactoryProviders.dart

 // Copyright (c) 2012, 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.
 
 part of html;
 
-class _AudioContextFactoryProvider {
-
-  static AudioContext createAudioContext() {
-    return JS('AudioContext',
-              'new (window.AudioContext || window.webkitAudioContext)()');
-  }
-}
-
 class _PointFactoryProvider {
   static Point createPoint(num x, num y) =>
       JS('Point', 'new WebKitPoint(#, #)', x, y);
 }
 
 class _WebSocketFactoryProvider {
   static WebSocket createWebSocket(String url) =>
       JS('WebSocket', 'new WebSocket(#)', url);
 }
 
 class _TextFactoryProvider {
   static Text createText(String data) =>
       JS('Text', 'document.createTextNode(#)', data);
 }