Remove the WEB_AUDIO compile time flag

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

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef AudioContext_h
 #define AudioContext_h
 
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "modules/webaudio/AbstractAudioContext.h"
 #include "platform/heap/Handle.h"
 
-#if ENABLE(WEB_AUDIO)
-
 namespace blink {
 
 class Document;
 class ExceptionState;
 class ScriptState;
 
 // This is an AbstractAudioContext which actually plays sound, unlike an
 // OfflineAudioContext which renders sound into a buffer.
 class AudioContext : public AbstractAudioContext {
 public:
@@ skipping 17 matching lines @@
 
 private:
     void stopRendering();
 
     unsigned m_contextId;
     Member<ScriptPromiseResolver> m_closeResolver;
 };
 
 }
 
-#endif // ENABLE(WEB_AUDIO)
-
 #endif // AudioContext_h