Remove the WEB_AUDIO compile time flag

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

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
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  *     its contributors may be used to endorse or promote products derived
  *     from this software without specific prior written permission.
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 #include "platform/audio/FFTConvolver.h"
-
-#if ENABLE(WEB_AUDIO)
 #include "platform/audio/VectorMath.h"
 
 namespace blink {
 
 using namespace VectorMath;
 
 FFTConvolver::FFTConvolver(size_t fftSize)
     : m_frame(fftSize)
     , m_readWriteIndex(0)
     , m_inputBuffer(fftSize) // 2nd half of buffer is always zeroed
@@ skipping 65 matching lines @@
 }
 
 void FFTConvolver::reset()
 {
     m_lastOverlapBuffer.zero();
     m_readWriteIndex = 0;
 }
 
 } // namespace blink
 
-#endif // ENABLE(WEB_AUDIO)