Get rid of CSSStyleSheet special casing in the bindings generator

Source/core/css/CSSStyleSheet.h

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2006, 2007, 2008, 2009, 2010, 2012 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 55 matching lines @@
     PassRefPtr<CSSRuleList> rules();
     int addRule(const String& selector, const String& style, int index, ExceptionCode&);
     int addRule(const String& selector, const String& style, ExceptionCode&);
     void removeRule(unsigned index, ExceptionCode& ec) { deleteRule(index, ec); }
     
     // For CSSRuleList.
     unsigned length() const;
     CSSRule* item(unsigned index);
 
     virtual void clearOwnerNode() OVERRIDE { didMutate(); m_ownerNode = 0; }
-    virtual CSSImportRule* ownerRule() const OVERRIDE { return m_ownerRule; }
+    virtual CSSRule* ownerRule() const OVERRIDE { return m_ownerRule; }
     virtual KURL baseURL() const OVERRIDE;
     virtual bool isLoading() const OVERRIDE;
     
     void clearOwnerRule() { m_ownerRule = 0; }
     Document* ownerDocument() const;
     MediaQuerySet* mediaQueries() const { return m_mediaQueries.get(); }
     void setMediaQueries(PassRefPtr<MediaQuerySet>);
     void setTitle(const String& title) { m_title = title; }
 
     class RuleMutationScope {
@@ skipping 30 matching lines @@
 
     bool canAccessRules() const;
     
     RefPtr<StyleSheetContents> m_contents;
     bool m_isInlineStylesheet;
     bool m_isDisabled;
     String m_title;
     RefPtr<MediaQuerySet> m_mediaQueries;
 
     Node* m_ownerNode;
-    CSSImportRule* m_ownerRule;
+    CSSRule* m_ownerRule;
 
     TextPosition m_startPosition;
 
     mutable RefPtr<MediaList> m_mediaCSSOMWrapper;
     mutable Vector<RefPtr<CSSRule> > m_childRuleCSSOMWrappers;
     mutable OwnPtr<CSSRuleList> m_ruleListCSSOMWrapper;
 };
 
 inline CSSStyleSheet::RuleMutationScope::RuleMutationScope(CSSStyleSheet* sheet)
     : m_styleSheet(sheet)
@@ skipping 11 matching lines @@
 
 inline CSSStyleSheet::RuleMutationScope::~RuleMutationScope()
 {
     if (m_styleSheet)
         m_styleSheet->didMutateRules();
 }
 
 } // namespace
 
 #endif