Rename renderer() to layoutObject().

Source/core/css/SelectorChecker.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
  * Copyright (C) Research In Motion Limited 2011. All rights reserved.
@@ skipping 766 matching lines @@
     case CSSSelector::PseudoVisited:
         // ...except if :visited matching is disabled for ancestor/sibling matching.
         return element.isLink() && context.visitedMatchType == VisitedMatchEnabled;
     case CSSSelector::PseudoDrag:
         if (m_mode == ResolvingStyle) {
             if (context.elementStyle)
                 context.elementStyle->setAffectedByDrag();
             else
                 element.setChildrenOrSiblingsAffectedByDrag();
         }
-        if (element.renderer() && element.renderer()->isDragging())
+        if (element.layoutObject() && element.layoutObject()->isDragging())
             return true;
         break;
     case CSSSelector::PseudoFocus:
         if (m_mode == ResolvingStyle) {
             if (context.elementStyle)
                 context.elementStyle->setAffectedByFocus();
             else
                 element.setChildrenOrSiblingsAffectedByFocus();
         }
         return matchesFocusPseudoClass(element);
@@ skipping 388 matching lines @@
     return isHTMLSelectElement(element) && !toHTMLSelectElement(element).usesMenuList();
 }
 
 template
 SelectorChecker::Match SelectorChecker::match(const SelectorCheckingContext&, const DOMSiblingTraversalStrategy&, MatchResult*) const;
 
 template
 SelectorChecker::Match SelectorChecker::match(const SelectorCheckingContext&, const ShadowDOMSiblingTraversalStrategy&, MatchResult*) const;
 
 }