Stop using WebCore namespace in generated code

Source/platform/audio/AudioDestinationConsumer.h

 /*
  * Copyright (C) 2012 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 28 matching lines @@
 class AudioBus;
 
 class PLATFORM_EXPORT AudioDestinationConsumer : public RefCounted<AudioDestinationConsumer> {
 public:
     virtual ~AudioDestinationConsumer();
 
     virtual void setFormat(size_t numberOfChannels, float sampleRate) = 0;
     virtual void consumeAudio(AudioBus*, size_t numberOfFrames) = 0;
 };
 
-} // WebCore
+} // namespace blink
 
 #endif // AudioDestinationConsumer_h