Remove AudioContext createChannelMerger() method until thread safety issues can be properly addre...

AudioContext.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 101 matching lines @@
     PassRefPtr<WaveShaperNode> createWaveShaper();
     PassRefPtr<DelayNode> createDelayNode();
     PassRefPtr<LowPass2FilterNode> createLowPass2Filter();
     PassRefPtr<HighPass2FilterNode> createHighPass2Filter();
     PassRefPtr<AudioPannerNode> createPanner();
     PassRefPtr<ConvolverNode> createConvolver();
     PassRefPtr<DynamicsCompressorNode> createDynamicsCompressor();    
     PassRefPtr<RealtimeAnalyserNode> createAnalyser();
     PassRefPtr<JavaScriptAudioNode> createJavaScriptNode(size_t bufferSize);
     PassRefPtr<AudioChannelSplitter> createChannelSplitter();
-    PassRefPtr<AudioChannelMerger> createChannelMerger();
 
     AudioBus* temporaryMonoBus() { return m_temporaryMonoBus.get(); }
     AudioBus* temporaryStereoBus() { return m_temporaryStereoBus.get(); }
 
     // When a source node has no more processing to do (has finished playing), then it tells the context to dereference it.
     void notifyNodeFinishedProcessing(AudioNode*);
 
     // Called at the start of each render quantum.
     void handlePreRenderTasks();
 
@@ skipping 173 matching lines @@
     RefPtr<AudioBuffer> m_renderTarget;
     
     bool m_isOfflineContext;
 
     AsyncAudioDecoder m_audioDecoder;
 };
 
 } // WebCore
 
 #endif // AudioContext_h