Remove the WEB_AUDIO compile time flag

third_party/WebKit/Source/modules/webaudio/AnalyserNode.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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 11 matching lines @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef AnalyserNode_h
 #define AnalyserNode_h
 
 #include "core/dom/DOMTypedArray.h"
 #include "modules/webaudio/AudioBasicInspectorNode.h"
 #include "modules/webaudio/RealtimeAnalyser.h"
 
-#if ENABLE(WEB_AUDIO)
-
 namespace blink {
 
 class AbstractAudioContext;
 class ExceptionState;
 
 class AnalyserHandler final : public AudioBasicInspectorHandler {
 public:
     static PassRefPtr<AnalyserHandler> create(AudioNode&, float sampleRate);
     ~AnalyserHandler() override;
 
@@ skipping 44 matching lines @@
     void getFloatTimeDomainData(DOMFloat32Array*);
     void getByteTimeDomainData(DOMUint8Array*);
 
 private:
     AnalyserNode(AbstractAudioContext&, float sampleRate);
     AnalyserHandler& analyserHandler() const;
 };
 
 } // namespace blink
 
-#endif // ENABLE(WEB_AUDIO)
-
 #endif // AnalyserNode_h