Move code from StyleResolver to ViewportStyleResolver.

Source/core/css/resolver/ScopedStyleResolver.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.
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 20 matching lines @@
 #include "core/css/RuleSet.h"
 #include "core/dom/TreeScope.h"
 #include "wtf/HashMap.h"
 #include "wtf/HashSet.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/PassOwnPtr.h"
 
 namespace blink {
 
 class PageRuleCollector;
-class StyleResolver;
 class StyleSheetContents;
+class ViewportStyleResolver;
 
 // This class selects a LayoutStyle for a given element based on a collection of stylesheets.
 class ScopedStyleResolver final : public NoBaseWillBeGarbageCollected<ScopedStyleResolver> {
     WTF_MAKE_NONCOPYABLE(ScopedStyleResolver);
     WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
 public:
     static PassOwnPtrWillBeRawPtr<ScopedStyleResolver> create(TreeScope& scope)
     {
         return adoptPtrWillBeNoop(new ScopedStyleResolver(scope));
     }
 
     static TreeScope* treeScopeFor(Document&, const CSSStyleSheet*);
 
     const TreeScope& treeScope() const { return *m_scope; }
     ScopedStyleResolver* parent() const;
 
     StyleRuleKeyframes* keyframeStylesForAnimation(const StringImpl* animationName);
 
     void appendCSSStyleSheet(CSSStyleSheet&, const MediaQueryEvaluator&);
     void collectMatchingAuthorRules(ElementRuleCollector&, bool includeEmptyRules, CascadeOrder = ignoreCascadeOrder);
     void collectMatchingShadowHostRules(ElementRuleCollector&, bool includeEmptyRules, CascadeOrder = ignoreCascadeOrder);
     void collectMatchingTreeBoundaryCrossingRules(ElementRuleCollector&, bool includeEmptyRules, CascadeOrder);
     void matchPageRules(PageRuleCollector&);
     void collectFeaturesTo(RuleFeatureSet&, HashSet<const StyleSheetContents*>& visitedSharedStyleSheetContents) const;
     void resetAuthorStyle();
-    void collectViewportRulesTo(StyleResolver*) const;
+    void collectViewportRulesTo(ViewportStyleResolver*) const;
 
     DECLARE_TRACE();
 
 private:
     explicit ScopedStyleResolver(TreeScope& scope)
         : m_scope(scope)
     {
     }
 
     void addTreeBoundaryCrossingRules(const RuleSet&, CSSStyleSheet*, unsigned sheetIndex);
@@ skipping 30 matching lines @@
         }
     };
     typedef WillBeHeapVector<OwnPtrWillBeMember<RuleSubSet>> CSSStyleSheetRuleSubSet;
 
     OwnPtrWillBeMember<CSSStyleSheetRuleSubSet> m_treeBoundaryCrossingRuleSet;
 };
 
 } // namespace blink
 
 #endif // ScopedStyleResolver_h