Remove the WEB_AUDIO compile time flag

third_party/WebKit/Source/modules/webaudio/DynamicsCompressorNode.h

 /*
  * Copyright (C) 2011, 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 13 matching lines @@
 
 #ifndef DynamicsCompressorNode_h
 #define DynamicsCompressorNode_h
 
 #include "base/gtest_prod_util.h"
 #include "modules/ModulesExport.h"
 #include "modules/webaudio/AudioNode.h"
 #include "modules/webaudio/AudioParam.h"
 #include "wtf/OwnPtr.h"
 
-#if ENABLE(WEB_AUDIO)
-
 namespace blink {
 
 class AbstractAudioContext;
 class DynamicsCompressor;
 
 class MODULES_EXPORT DynamicsCompressorHandler final : public AudioHandler {
 public:
     static PassRefPtr<DynamicsCompressorHandler> create(AudioNode&, float sampleRate, AudioParamHandler& threshold, AudioParamHandler& knee, AudioParamHandler& ratio, AudioParamHandler& reduction, AudioParamHandler& attack, AudioParamHandler& release);
     ~DynamicsCompressorHandler();
 
@@ skipping 40 matching lines @@
     Member<AudioParam> m_ratio;
     Member<AudioParam> m_reduction;
     Member<AudioParam> m_attack;
     Member<AudioParam> m_release;
 
     FRIEND_TEST_ALL_PREFIXES(DynamicsCompressorNodeTest, ProcessorLifetime);
 };
 
 } // namespace blink
 
-#endif // ENABLE(WEB_AUDIO)
-
 #endif // DynamicsCompressorNode_h