Remove the WEB_AUDIO compile time flag

third_party/WebKit/Source/platform/audio/FFTFrame.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
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 #include "platform/audio/FFTFrame.h"
-
-#if ENABLE(WEB_AUDIO)
 #include "platform/audio/VectorMath.h"
 #include "platform/Logging.h"
 #include "wtf/MathExtras.h"
 #include "wtf/OwnPtr.h"
 #include <complex>
 
 #ifndef NDEBUG
 #include <stdio.h>
 #endif
 
@@ skipping 220 matching lines @@
 
     VectorMath::zvmul(realP1, imagP1, realP2, imagP2, realP1, imagP1, halfSize);
 
     // Multiply the packed DC/nyquist component
     realP1[0] = real0 * realP2[0];
     imagP1[0] = imag0 * imagP2[0];
 }
 
 } // namespace blink
 
-#endif // ENABLE(WEB_AUDIO)