Roll IDL to multivm@439

third_party/WebCore/Modules/webaudio/DynamicsCompressorNode.idl

 /*
  * Copyright (C) 2011, 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 13 matching lines @@
 
 module audio {
     interface [
         Conditional=WEB_AUDIO,
         JSGenerateToJSObject
     ] DynamicsCompressorNode : AudioNode {
         readonly attribute AudioParam threshold; // in Decibels
         readonly attribute AudioParam knee; // in Decibels
         readonly attribute AudioParam ratio; // unit-less
         readonly attribute AudioParam reduction; // in Decibels
+        readonly attribute AudioParam attack; // in Seconds
+        readonly attribute AudioParam release; // in Seconds
     };
 }