Updated to Chrome 45 (2454) moved from SVN to git.

modules/webaudio/OfflineAudioContext.idl

 /*
  * Copyright (C) 2012, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 11 matching lines @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 [
     Conditional=WEB_AUDIO,
     Constructor(unsigned long numberOfChannels, unsigned long numberOfFrames, float sampleRate),
     ConstructorCallWith=ExecutionContext,
     RaisesException=Constructor,
     NoInterfaceObject,
 ] interface OfflineAudioContext : AudioContext {
-
+    // Offline rendering
+    attribute EventHandler oncomplete;
+    [CallWith=ScriptState,ImplementedAs=startOfflineRendering] Promise<AudioBuffer> startRendering();
 };