Merge 141093

Source/WebCore/dom/Element.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Peter Kelly (pmk@post.com)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved.
  *           (C) 2007 Eric Seidel (eric@webkit.org)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 1979 matching lines @@
 }
 
 void Element::setChildIndex(unsigned index)
 {
     ElementRareData* rareData = ensureElementRareData();
     if (RenderStyle* style = renderStyle())
         style->setUnique();
     rareData->setChildIndex(index);
 }
 
+bool Element::hasFlagsSetDuringStylingOfChildren() const
+{
+    if (!hasRareData())
+        return false;
+    return rareDataChildrenAffectedByHover()
+        || rareDataChildrenAffectedByActive()
+        || rareDataChildrenAffectedByDrag()
+        || rareDataChildrenAffectedByFirstChildRules()
+        || rareDataChildrenAffectedByLastChildRules()
+        || rareDataChildrenAffectedByDirectAdjacentRules()
+        || rareDataChildrenAffectedByForwardPositionalRules()
+        || rareDataChildrenAffectedByBackwardPositionalRules();
+}
+
 bool Element::rareDataStyleAffectedByEmpty() const
 {
     ASSERT(hasRareData());
     return elementRareData()->styleAffectedByEmpty();
 }
 
 bool Element::rareDataChildrenAffectedByHover() const
 {
     ASSERT(hasRareData());
     return elementRareData()->childrenAffectedByHover();
@@ skipping 699 matching lines @@
 
 void Element::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
 {
     MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::DOM);
     ContainerNode::reportMemoryUsage(memoryObjectInfo);
     info.addMember(m_tagName);
     info.addMember(m_attributeData);
 }
 
 } // namespace WebCore