AudioWorklet prototype

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

 // Copyright 2016 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 AudioWorklet_h
 #define AudioWorklet_h
 
 #include "core/workers/Worklet.h"
 #include "modules/ModulesExport.h"
 #include "platform/heap/Handle.h"
 
 namespace blink {
 
 class LocalFrame;
+class AudioWorkletMessagingProxy;
+class WorkletGlobalScopeProxy;
 
 class MODULES_EXPORT AudioWorklet final : public Worklet {
   WTF_MAKE_NONCOPYABLE(AudioWorklet);
 
  public:
   static AudioWorklet* Create(LocalFrame*);
   ~AudioWorklet() override;
 
+  AudioWorkletMessagingProxy* GetWorkletMessagingProxy() const;
+
   DECLARE_VIRTUAL_TRACE();
-
+  
  private:
   explicit AudioWorklet(LocalFrame*);
 
   // Implements Worklet.
   bool NeedsToCreateGlobalScope() final;
   WorkletGlobalScopeProxy* CreateGlobalScope() final;
 };
 
 }  // namespace blink
 
 #endif  // AudioWorklet_h