Use invalidation sets for :unresolved.

third_party/WebKit/Source/core/dom/Node.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 11 matching lines @@
  * Boston, MA 02110-1301, USA.
  */
 
 #include "config.h"
 #include "core/dom/Node.h"
 
 #include "bindings/core/v8/DOMDataStore.h"
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/V8DOMWrapper.h"
 #include "core/HTMLNames.h"
+#include "core/css/CSSSelector.h"
 #include "core/css/resolver/StyleResolver.h"
 #include "core/dom/AXObjectCache.h"
 #include "core/dom/Attr.h"
 #include "core/dom/Attribute.h"
 #include "core/dom/ChildListMutationScope.h"
 #include "core/dom/ChildNodeList.h"
 #include "core/dom/DOMNodeIds.h"
 #include "core/dom/Document.h"
 #include "core/dom/DocumentFragment.h"
 #include "core/dom/DocumentType.h"
@@ skipping 2228 matching lines @@
     case Upgraded:
         ASSERT(WaitingForUpgrade == oldState);
         break;
     }
 
     ASSERT(isHTMLElement() || isSVGElement());
     setFlag(CustomElementFlag);
     setFlag(newState == Upgraded, CustomElementUpgradedFlag);
 
     if (oldState == NotCustomElement || newState == Upgraded)
-        setNeedsStyleRecalc(SubtreeStyleChange, StyleChangeReasonForTracing::createWithExtraData(StyleChangeReason::PseudoClass, StyleChangeExtraData::Unresolved)); // :unresolved has changed
+        toElement(this)->pseudoStateChanged(CSSSelector::PseudoUnresolved);
 }
 
 DEFINE_TRACE(Node)
 {
 #if ENABLE(OILPAN)
     visitor->trace(m_parentOrShadowHostNode);
     visitor->trace(m_previous);
     visitor->trace(m_next);
     // rareData() and m_data.m_layoutObject share their storage. We have to trace
     // only one of them.
@@ skipping 72 matching lines @@
 
 void showNodePath(const blink::Node* node)
 {
     if (node)
         node->showNodePathForThis();
     else
         fprintf(stderr, "Cannot showNodePath for (nil)\n");
 }
 
 #endif