Move webaudio to oilpan

Source/modules/webaudio/PannerNode.h

 /*
  * Copyright (C) 2010, 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 139 matching lines @@
     FloatPoint3D m_position;
     FloatPoint3D m_orientation;
     FloatPoint3D m_velocity;
 
     // Cached source location information
     FloatPoint3D m_cachedPosition;
     FloatPoint3D m_cachedOrientation;
     FloatPoint3D m_cachedVelocity;
 
     // Gain
-    RefPtr<AudioParam> m_distanceGain;
-    RefPtr<AudioParam> m_coneGain;
+    RefPtrWillBePersistent<AudioParam> m_distanceGain;
+    RefPtrWillBePersistent<AudioParam> m_coneGain;
     DistanceEffect m_distanceEffect;
     ConeEffect m_coneEffect;
     float m_lastGain;
 
     double m_cachedAzimuth;
     double m_cachedElevation;
     float m_cachedDistanceConeGain;
     double m_cachedDopplerRate;
 
     // Cached listener parameters after processing.
-    RefPtr<AudioListener> m_cachedListener;
+    RefPtrWillBePersistent<AudioListener> m_cachedListener;
 
     RefPtr<HRTFDatabaseLoader> m_hrtfDatabaseLoader;
 
     // AudioContext's connection count
     unsigned m_connectionCount;
 
     // Synchronize process() and setPanningModel() which can change the panner.
     mutable Mutex m_pannerLock;
 };
 
 } // namespace WebCore
 
 #endif // PannerNode_h