blink: Cleanup class/struct forward declarations

third_party/WebKit/Source/core/paint/ObjectPainter.h

 // Copyright 2014 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 ObjectPainter_h
 #define ObjectPainter_h
 
 #include "core/style/ComputedStyleConstants.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "wtf/Allocator.h"
 #include "wtf/Vector.h"
 
 namespace blink {
 
 class Color;
 class GraphicsContext;
 class LayoutPoint;
 struct PaintInfo;
 class LayoutObject;
-class ComputedStyle;
 
 class ObjectPainter {
   STACK_ALLOCATED();
 
  public:
   ObjectPainter(const LayoutObject& layoutObject)
       : m_layoutObject(layoutObject) {}
 
   void paintOutline(const PaintInfo&, const LayoutPoint& paintOffset);
   void paintInlineChildrenOutlines(const PaintInfo&,
@@ skipping 93 matching lines @@
 #if DCHECK_IS_ON()
   void doCheckPaintOffset(const PaintInfo&, const LayoutPoint& paintOffset);
 #endif
 
   const LayoutObject& m_layoutObject;
 };
 
 }  // namespace blink
 
 #endif