bindings: Adds virtual ScriptWrappable::wrap method.

Source/modules/webaudio/DynamicsCompressorNode.h

 /*
  * 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 16 matching lines @@
 
 #include "modules/webaudio/AudioNode.h"
 #include "modules/webaudio/AudioParam.h"
 #include "wtf/OwnPtr.h"
 
 namespace blink {
 
 class DynamicsCompressor;
 
 class DynamicsCompressorNode FINAL : public AudioNode {
+    DEFINE_WRAPPERTYPEINFO();
 public:
     static DynamicsCompressorNode* create(AudioContext* context, float sampleRate)
     {
         return adoptRefCountedGarbageCollectedWillBeNoop(new DynamicsCompressorNode(context, sampleRate));
     }
 
     virtual ~DynamicsCompressorNode();
 
     // AudioNode
     virtual void dispose() OVERRIDE;
@@ skipping 24 matching lines @@
     Member<AudioParam> m_knee;
     Member<AudioParam> m_ratio;
     Member<AudioParam> m_reduction;
     Member<AudioParam> m_attack;
     Member<AudioParam> m_release;
 };
 
 } // namespace blink
 
 #endif // DynamicsCompressorNode_h