Fix memory error during selector matching due to getMatchedCSSRules.

Source/core/css/resolver/StyleResolver.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. 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
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 16 matching lines @@
 #include "core/css/InspectorCSSOMWrappers.h"
 #include "core/css/PseudoStyleRequest.h"
 #include "core/css/RuleFeature.h"
 #include "core/css/RuleSet.h"
 #include "core/css/SelectorChecker.h"
 #include "core/css/SelectorFilter.h"
 #include "core/css/SiblingTraversalStrategies.h"
 #include "core/css/resolver/MatchedPropertiesCache.h"
 #include "core/css/resolver/ScopedStyleResolver.h"
 #include "core/css/resolver/StyleBuilder.h"
+#include "core/css/resolver/StyleResolverIncludes.h"
 #include "core/css/resolver/StyleResolverState.h"
 #include "core/css/resolver/StyleResourceLoader.h"
 #include "wtf/Deque.h"
 #include "wtf/HashMap.h"
 #include "wtf/HashSet.h"
 #include "wtf/RefPtr.h"
 #include "wtf/Vector.h"
 
 namespace WebCore {
 
@@ skipping 182 matching lines @@
 
     // These methods will give back the set of rules that matched for a given element (or a pseudo-element).
     enum CSSRuleFilter {
         UAAndUserCSSRules   = 1 << 1,
         AuthorCSSRules      = 1 << 2,
         EmptyCSSRules       = 1 << 3,
         CrossOriginCSSRules = 1 << 4,
         AllButEmptyCSSRules = UAAndUserCSSRules | AuthorCSSRules | CrossOriginCSSRules,
         AllCSSRules         = AllButEmptyCSSRules | EmptyCSSRules,
     };
-    PassRefPtr<CSSRuleList> styleRulesForElement(Element*, unsigned rulesToInclude = AllButEmptyCSSRules);
-    PassRefPtr<CSSRuleList> pseudoStyleRulesForElement(Element*, PseudoId, unsigned rulesToInclude = AllButEmptyCSSRules);
+    PassRefPtr<CSSRuleList> styleRulesForElement(Element*, unsigned rulesToInclude = AllButEmptyCSSRules, ShouldIncludeStyleSheetInCSSOMWrapper = IncludeStyleSheetInCSSOMWrapper);
+    PassRefPtr<CSSRuleList> pseudoStyleRulesForElement(Element*, PseudoId, unsigned rulesToInclude = AllButEmptyCSSRules, ShouldIncludeStyleSheetInCSSOMWrapper = IncludeStyleSheetInCSSOMWrapper);
 
     // |properties| is an array with |count| elements.
     void applyPropertiesToStyle(const CSSPropertyValue* properties, size_t count, RenderStyle*);
 
     CSSFontSelector* fontSelector() const { return m_fontSelector.get(); }
     ViewportStyleResolver* viewportStyleResolver() { return m_viewportStyleResolver.get(); }
 
     typedef Vector<OwnPtr<MediaQueryResult> > MediaQueryResultList;
     MediaQueryResultList* viewportDependentMediaQueryResults() { return &m_viewportDependentMediaQueryResults; }
     bool hasViewportDependentMediaQueries() const { return !m_viewportDependentMediaQueryResults.isEmpty(); }
@@ skipping 126 matching lines @@
         PseudoId ignoreDynamicPseudo = NOPSEUDO;
         if (selectorChecker.match(selectorCheckingContext, ignoreDynamicPseudo, DOMSiblingTraversalStrategy()) == SelectorChecker::SelectorMatches)
             return true;
     }
     return false;
 }
 
 } // namespace WebCore
 
 #endif // StyleResolver_h