Remove the WEB_AUDIO compile time flag

third_party/WebKit/Source/modules/webaudio/OfflineAudioContext.cpp

 /*
  * Copyright (C) 2012, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
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  * 1.  Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
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  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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 #include "modules/webaudio/OfflineAudioContext.h"
-
-#if ENABLE(WEB_AUDIO)
 #include "bindings/core/v8/ExceptionMessages.h"
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "core/dom/Document.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/ExecutionContext.h"
 #include "modules/webaudio/DeferredTaskHandler.h"
 #include "modules/webaudio/OfflineAudioCompletionEvent.h"
 #include "modules/webaudio/OfflineAudioDestinationNode.h"
 
@@ skipping 353 matching lines @@
     // Note that the GraphLock is required before this check. Since this needs
     // to run on the audio thread, OfflineGraphAutoLocker must be used.
     if (m_scheduledSuspends.contains(currentSampleFrame()))
         return true;
 
     return false;
 }
 
 } // namespace blink
 
-#endif // ENABLE(WEB_AUDIO)