Implement Automations for PannerNode and AutioListener

third_party/WebKit/Source/modules/webaudio/AbstractAudioContext.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 283 matching lines @@
     void clear();
 
     void throwExceptionForClosedState(ExceptionState&);
 
     // When the context goes away, there might still be some sources which
     // haven't finished playing.  Make sure to release them here.
     void releaseActiveSourceNodes();
 
     void removeFinishedSourceNodes();
 
+    // Listener for the PannerNodes
     Member<AudioListener> m_listener;
 
     // Only accessed in the audio thread.
     // These raw pointers are safe because AudioSourceNodes in
     // m_activeSourceNodes own them.
     Vector<AudioHandler*> m_finishedSourceHandlers;
 
     // List of source nodes. This is either accessed when the graph lock is
     // held, or on the main thread when the audio thread has finished.
     // Oilpan: This Vector holds connection references. We must call
@@ skipping 50 matching lines @@
     Member<PeriodicWave> m_periodicWaveTriangle;
 
     // This is considering 32 is large enough for multiple channels audio.
     // It is somewhat arbitrary and could be increased if necessary.
     enum { MaxNumberOfChannels = 32 };
 };
 
 } // namespace blink
 
 #endif // AbstractAudioContext_h