Remove the WEB_AUDIO compile time flag

third_party/WebKit/Source/platform/audio/AudioChannel.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
@@ skipping 16 matching lines @@
  */
 
 #ifndef AudioChannel_h
 #define AudioChannel_h
 
 #include "platform/PlatformExport.h"
 #include "platform/audio/AudioArray.h"
 #include "wtf/Allocator.h"
 #include "wtf/PassOwnPtr.h"
 
-#if ENABLE(WEB_AUDIO)
-
 namespace blink {
 
 // An AudioChannel represents a buffer of non-interleaved floating-point audio samples.
 // The PCM samples are normally assumed to be in a nominal range -1.0 -> +1.0
 class PLATFORM_EXPORT AudioChannel {
     USING_FAST_MALLOC(AudioChannel);
     WTF_MAKE_NONCOPYABLE(AudioChannel);
 public:
     // Memory can be externally referenced, or can be internally allocated with an AudioFloatArray.
 
@@ skipping 85 matching lines @@
 private:
     size_t m_length;
 
     float* m_rawPointer;
     OwnPtr<AudioFloatArray> m_memBuffer;
     bool m_silent;
 };
 
 } // namespace blink
 
-#endif // ENABLE(WEB_AUDIO)
-
 #endif // AudioChannel_h