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

third_party/WebKit/Source/modules/webaudio/AudioListener.h

Index: third_party/WebKit/Source/modules/webaudio/AudioListener.h
diff --git a/third_party/WebKit/Source/modules/webaudio/AudioListener.h b/third_party/WebKit/Source/modules/webaudio/AudioListener.h
index 9f873a675f5fd24139e69858b64aec4f8487ad07..868d4b87177c02502772e07ac6b3f2da3ffc49a9 100644
--- a/third_party/WebKit/Source/modules/webaudio/AudioListener.h
+++ b/third_party/WebKit/Source/modules/webaudio/AudioListener.h
@@ -116,17 +116,6 @@ class AudioListener : public GarbageCollectedFinalized<AudioListener>,
     setUpVector(FloatPoint3D(upX, upY, upZ));
   }
 
-  // Velocity
-  void setVelocity(float x, float y, float z);
-
-  // Doppler factor
-  void setDopplerFactor(double);
-  double dopplerFactor() const { return m_dopplerFactor; }
-
-  // Speed of sound
-  void setSpeedOfSound(double);
-  double speedOfSound() const { return m_speedOfSound; }
-
   Mutex& listenerLock() { return m_listenerLock; }
   void addPanner(PannerHandler&);
   void removePanner(PannerHandler&);
@@ -165,9 +154,6 @@ class AudioListener : public GarbageCollectedFinalized<AudioListener>,
   Member<AudioParam> m_upY;
   Member<AudioParam> m_upZ;
 
-  double m_dopplerFactor;
-  double m_speedOfSound;
-
   // The position, forward, and up vectors from the last rendering quantum.
   FloatPoint3D m_lastPosition;
   FloatPoint3D m_lastForward;