Move CSSRuleList to the garbage collected heap

Source/core/inspector/InspectorStyleSheet.h

 /*
  * Copyright (C) 2010, 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.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 154 matching lines @@
     public:
         Listener() { }
         virtual ~Listener() { }
         virtual void styleSheetChanged(InspectorStyleSheet*) = 0;
         virtual void willReparseStyleSheet() = 0;
         virtual void didReparseStyleSheet() = 0;
     };
 
     static PassRefPtr<InspectorStyleSheet> create(InspectorPageAgent*, InspectorResourceAgent*, const String& id, PassRefPtr<CSSStyleSheet> pageStyleSheet, TypeBuilder::CSS::StyleSheetOrigin::Enum, const String& documentURL, Listener*);
     static String styleSheetURL(CSSStyleSheet* pageStyleSheet);
-    static void collectFlatRules(PassRefPtr<CSSRuleList>, CSSRuleVector* result);
+    static void collectFlatRules(PassRefPtrWillBeRawPtr<CSSRuleList>, CSSRuleVector* result);
 
     virtual ~InspectorStyleSheet();
 
     String id() const { return m_id; }
     String finalURL() const;
     virtual Document* ownerDocument() const;
     bool canBind() const { return m_origin != TypeBuilder::CSS::StyleSheetOrigin::User_agent && m_origin != TypeBuilder::CSS::StyleSheetOrigin::User; }
     CSSStyleSheet* pageStyleSheet() const { return m_pageStyleSheet.get(); }
     virtual void reparseStyleSheet(const String&);
     virtual bool setText(const String&, ExceptionState&);
@@ skipping 98 matching lines @@
 
     // Contains "style" attribute value.
     mutable String m_styleText;
     mutable bool m_isStyleTextValid;
 };
 
 
 } // namespace WebCore
 
 #endif // !defined(InspectorStyleSheet_h)