blink: Cleanup core class forward declarations

third_party/WebKit/Source/core/editing/CaretBase.h

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple 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
@@ skipping 18 matching lines @@
 
 #include "core/CoreExport.h"
 #include "core/editing/VisiblePosition.h"
 #include "platform/geometry/IntRect.h"
 #include "platform/geometry/LayoutRect.h"
 #include "platform/graphics/paint/DisplayItem.h"
 #include "wtf/Noncopyable.h"
 
 namespace blink {
 
-class CullRect;
 class DisplayItemClient;
-class LocalFrame;
 class GraphicsContext;
 class LayoutBlock;
-class LayoutViewItem;
 
 class CORE_EXPORT CaretBase : public GarbageCollectedFinalized<CaretBase>,
                               public DisplayItemClient {
   WTF_MAKE_NONCOPYABLE(CaretBase);
 
  public:
   CaretBase();
   virtual ~CaretBase();
 
   void invalidateCaretRect(Node*);
@@ skipping 26 matching lines @@
  private:
   // caret rect in coords local to the layoutObject responsible for painting the
   // caret
   LayoutRect m_caretLocalRect;
   LayoutRect m_visualRect;
 };
 
 }  // namespace blink
 
 #endif  // CaretBase_h