Remove WebAudio doppler effect API surface (already no-ops)

third_party/WebKit/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 208 matching lines @@
   AudioParam* positionZ() const { return m_positionZ; };
 
   AudioParam* orientationX() const { return m_orientationX; };
   AudioParam* orientationY() const { return m_orientationY; };
   AudioParam* orientationZ() const { return m_orientationZ; };
 
   String panningModel() const;
   void setPanningModel(const String&);
   void setPosition(float x, float y, float z);
   void setOrientation(float x, float y, float z);
-  void setVelocity(float x, float y, float z);
   String distanceModel() const;
   void setDistanceModel(const String&);
   double refDistance() const;
   void setRefDistance(double);
   double maxDistance() const;
   void setMaxDistance(double);
   double rolloffFactor() const;
   void setRolloffFactor(double);
   double coneInnerAngle() const;
   void setConeInnerAngle(double);
@@ skipping 10 matching lines @@
   Member<AudioParam> m_positionZ;
 
   Member<AudioParam> m_orientationX;
   Member<AudioParam> m_orientationY;
   Member<AudioParam> m_orientationZ;
 };
 
 }  // namespace blink
 
 #endif  // PannerNode_h