Support multiple HRTFDatabases for different sample-rates

Source/core/platform/audio/Panner.cpp

 /*
  * 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
@@ skipping 20 matching lines @@
 #if ENABLE(WEB_AUDIO)
 
 #include "core/platform/audio/Panner.h"
 
 #include "core/platform/audio/EqualPowerPanner.h"
 #include "core/platform/audio/HRTFPanner.h"
 #include <wtf/OwnPtr.h>
 
 namespace WebCore {
 
-PassOwnPtr<Panner> Panner::create(PanningModel model, float sampleRate)
+PassOwnPtr<Panner> Panner::create(PanningModel model, float sampleRate, HRTFDatabase* database)
 {
     OwnPtr<Panner> panner;
 
     switch (model) {
     case PanningModelEqualPower:
         panner = adoptPtr(new EqualPowerPanner(sampleRate));
         break;
 
     case PanningModelHRTF:
-        panner = adoptPtr(new HRTFPanner(sampleRate));
+        panner = adoptPtr(new HRTFPanner(sampleRate, database));
         break;
 
     // FIXME: sound field panning is not yet implemented...
     case PanningModelSoundField:
     default:
         ASSERT_NOT_REACHED();
         return nullptr;
     }
 
     return panner.release();
 }
 
 } // namespace WebCore
 
 #endif // ENABLE(WEB_AUDIO)