blink: Cleanup core class forward declarations

third_party/WebKit/Source/core/html/HTMLAreaElement.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2008, 2009, 2011 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 12 matching lines @@
 #ifndef HTMLAreaElement_h
 #define HTMLAreaElement_h
 
 #include "core/CoreExport.h"
 #include "core/html/HTMLAnchorElement.h"
 #include "platform/geometry/LayoutRect.h"
 #include <memory>
 
 namespace blink {
 
-class HitTestResult;
 class HTMLImageElement;
 class Path;
 
 class CORE_EXPORT HTMLAreaElement final : public HTMLAnchorElement {
   DEFINE_WRAPPERTYPEINFO();
 
  public:
   DECLARE_NODE_FACTORY(HTMLAreaElement);
 
   bool isDefault() const { return m_shape == Default; }
@@ skipping 30 matching lines @@
   void invalidateCachedPath();
 
   mutable std::unique_ptr<Path> m_path;
   Vector<double> m_coords;
   Shape m_shape;
 };
 
 }  // namespace blink
 
 #endif  // HTMLAreaElement_h