Move webaudio to oilpan

Source/modules/webaudio/AudioListener.h

Index: Source/modules/webaudio/AudioListener.h
diff --git a/Source/modules/webaudio/AudioListener.h b/Source/modules/webaudio/AudioListener.h
index dcd68dd42ba6717ec150bdcbfbc2a2d063219e7f..cf281a7c252740b00fb495430a929852f8f0d3f1 100644
--- a/Source/modules/webaudio/AudioListener.h
+++ b/Source/modules/webaudio/AudioListener.h
@@ -31,6 +31,7 @@
 
 #include "bindings/v8/ScriptWrappable.h"
 #include "platform/geometry/FloatPoint3D.h"
+#include "platform/heap/Handle.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 
@@ -38,11 +39,11 @@ namespace WebCore {
 
 // AudioListener maintains the state of the listener in the audio scene as defined in the OpenAL specification.
 
-class AudioListener : public ScriptWrappable, public RefCounted<AudioListener> {
+class AudioListener : public RefCountedWillBeGarbageCollectedFinalized<AudioListener>, public ScriptWrappable {
 public:
-    static PassRefPtr<AudioListener> create()
+    static PassRefPtrWillBeRawPtr<AudioListener> create()
     {
-        return adoptRef(new AudioListener());
+        return adoptRefWillBeNoop(new AudioListener());
     }
 
     // Position
@@ -76,6 +77,8 @@ public:
     void setSpeedOfSound(double speedOfSound) { m_speedOfSound = speedOfSound; }
     double speedOfSound() const { return m_speedOfSound; }
 
+    void trace(Visitor*) { }
+
 private:
     AudioListener();