Remove LayoutState.

sky/engine/core/rendering/RenderBox.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
  *           (C) 2005, 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Adobe Systems Incorporated. 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
@@ skipping 121 matching lines @@
 void RenderBox::layout()
 {
     ASSERT(needsLayout());
 
     RenderObject* child = slowFirstChild();
     if (!child) {
         clearNeedsLayout();
         return;
     }
 
-    LayoutState state(*this, locationOffset());
     while (child) {
         child->layoutIfNeeded();
         ASSERT(!child->needsLayout());
         child = child->nextSibling();
     }
     clearNeedsLayout();
 }
 
 // More IE extensions.  clientWidth and clientHeight represent the interior of an object
 // excluding border and scrollbar.
@@ skipping 2883 matching lines @@
 
 RenderBox::BoxDecorationData::BoxDecorationData(const RenderStyle& style)
 {
     backgroundColor = style.colorIncludingFallback(CSSPropertyBackgroundColor);
     hasBackground = backgroundColor.alpha() || style.hasBackgroundImage();
     ASSERT(hasBackground == style.hasBackground());
     hasBorder = style.hasBorder();
 }
 
 } // namespace blink