Change StyleResolver::document() to be private

Source/core/css/resolver/StyleResolver.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 175 matching lines @@
     ASSERT(!cssSheet->disabled());
     if (cssSheet->mediaQueries() && !m_medium->eval(cssSheet->mediaQueries(), &m_viewportDependentMediaQueryResults))
         return;
 
     TreeScope* treeScope = ScopedStyleResolver::treeScopeFor(document(), cssSheet);
     if (!treeScope)
         return;
 
     ScopedStyleResolver& resolver = treeScope->ensureScopedStyleResolver();
     document().styleEngine()->addScopedStyleResolver(&resolver);
-    resolver.addRulesFromSheet(cssSheet, *m_medium, this);
+    unsigned index = resolver.appendCSSStyleSheet(cssSheet);
+
+    addRulesFromSheet(cssSheet, treeScope, index);
+}
+
+void StyleResolver::addRulesFromSheet(CSSStyleSheet* cssSheet, TreeScope* treeScope, unsigned index)
+{
+    StyleSheetContents* sheet = cssSheet->contents();
+    AddRuleFlags addRuleFlags = document().securityOrigin()->canRequest(sheet->baseURL()) ? RuleHasDocumentSecurityOrigin : RuleHasNoSpecialState;
+    const RuleSet& ruleSet = sheet->ensureRuleSet(*m_medium, addRuleFlags);
+
+    addMediaQueryResults(ruleSet.viewportDependentMediaQueryResults());
+    processScopedRules(ruleSet, cssSheet, index, treeScope->rootNode());
 }
 
 void StyleResolver::appendPendingAuthorStyleSheets()
 {
     for (WillBeHeapListHashSet<RawPtrWillBeMember<CSSStyleSheet>, 16>::iterator it = m_pendingStyleSheets.begin(); it != m_pendingStyleSheets.end(); ++it)
         appendCSSStyleSheet(*it);
 
     m_pendingStyleSheets.clear();
     finishAppendAuthorStyleSheets();
 }
@@ skipping 1375 matching lines @@
     visitor->trace(m_uncommonAttributeRuleSet);
     visitor->trace(m_watchedSelectorsRules);
     visitor->trace(m_treeBoundaryCrossingRules);
     visitor->trace(m_styleSharingLists);
     visitor->trace(m_pendingStyleSheets);
     visitor->trace(m_document);
 #endif
 }
 
 } // namespace blink