Change StyleResolver::document() to be private

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 100 matching lines @@
     static PassRefPtrWillBeRawPtr<AnimatableValue> createAnimatableValueSnapshot(StyleResolverState&, CSSPropertyID, CSSValue&);
 
     PassRefPtr<RenderStyle> pseudoStyleForElement(Element*, const PseudoStyleRequest&, RenderStyle* parentStyle);
 
     PassRefPtr<RenderStyle> styleForPage(int pageIndex);
     PassRefPtr<RenderStyle> defaultStyleForElement();
     PassRefPtr<RenderStyle> styleForText(Text*);
 
     static PassRefPtr<RenderStyle> styleForDocument(Document&);
 
-    // FIXME: This only has 5 callers and should be removed. Callers should be explicit about
-    // their dependency on Document* instead of grabbing one through StyleResolver.
-    Document& document() { return *m_document; }
-
     // FIXME: It could be better to call appendAuthorStyleSheets() directly after we factor StyleResolver further.
     // https://bugs.webkit.org/show_bug.cgi?id=108890
     void appendAuthorStyleSheets(const WillBeHeapVector<RefPtrWillBeMember<CSSStyleSheet> >&);
     void resetAuthorStyle(TreeScope&);
     void finishAppendAuthorStyleSheets();
 
     void processScopedRules(const RuleSet& authorRules, CSSStyleSheet*, unsigned sheetIndex, ContainerNode& scope);
 
     void lazyAppendAuthorStyleSheets(unsigned firstNew, const WillBeHeapVector<RefPtrWillBeMember<CSSStyleSheet> >&);
     void removePendingAuthorStyleSheets(const WillBeHeapVector<RefPtrWillBeMember<CSSStyleSheet> >&);
@@ skipping 74 matching lines @@
 private:
     void initWatchedSelectorRules(const WillBeHeapVector<RefPtrWillBeMember<StyleRule> >& watchedSelectors);
 
     // FIXME: This should probably go away, folded into FontBuilder.
     void updateFont(StyleResolverState&);
 
     void loadPendingResources(StyleResolverState&);
     void adjustRenderStyle(StyleResolverState&, Element*);
 
     void appendCSSStyleSheet(CSSStyleSheet*);
+    void addRulesFromSheet(CSSStyleSheet*, TreeScope*, unsigned);
 
     void collectPseudoRulesForElement(Element*, ElementRuleCollector&, PseudoId, unsigned rulesToInclude);
     void matchUARules(ElementRuleCollector&, RuleSet*);
     void matchAuthorRules(Element*, ElementRuleCollector&, bool includeEmptyRules);
     void matchAuthorRulesForShadowHost(Element*, ElementRuleCollector&, bool includeEmptyRules, WillBeHeapVector<RawPtrWillBeMember<ScopedStyleResolver>, 8>& resolvers, WillBeHeapVector<RawPtrWillBeMember<ScopedStyleResolver>, 8>& resolversInShadowTree);
     void matchAllRules(StyleResolverState&, ElementRuleCollector&, bool includeSMILProperties);
     void matchUARules(ElementRuleCollector&);
     void collectFeatures();
     void resetRuleFeatures();
 
@@ skipping 29 matching lines @@
     void matchPageRulesForList(WillBeHeapVector<RawPtrWillBeMember<StyleRulePage> >& matchedRules, const WillBeHeapVector<RawPtrWillBeMember<StyleRulePage> >&, bool isLeftPage, bool isFirstPage, const String& pageName);
     void collectViewportRules();
 
     bool isLeftPage(int pageIndex) const;
     bool isRightPage(int pageIndex) const { return !isLeftPage(pageIndex); }
     bool isFirstPage(int pageIndex) const;
     String pageName(int pageIndex) const;
 
     bool pseudoStyleForElementInternal(Element&, const PseudoStyleRequest&, RenderStyle* parentStyle, StyleResolverState&);
 
+    Document& document() { return *m_document; }
+
     // FIXME: This likely belongs on RuleSet.
     typedef WillBeHeapHashMap<StringImpl*, RefPtrWillBeMember<StyleRuleKeyframes> > KeyframesRuleMap;
     KeyframesRuleMap m_keyframesRuleMap;
 
     static RenderStyle* s_styleNotYetAvailable;
 
     void cacheBorderAndBackground();
 
     MatchedPropertiesCache m_matchedPropertiesCache;
 
@@ skipping 27 matching lines @@
     OwnPtr<StyleResolverStats> m_styleResolverStatsTotals;
     unsigned m_styleResolverStatsSequence;
 
     // Use only for Internals::updateStyleAndReturnAffectedElementCount.
     unsigned m_accessCount;
 };
 
 } // namespace blink
 
 #endif // StyleResolver_h