Refactoring: Change some functions in MarkupFormatter static

Source/core/editing/MarkupAccumulator.h

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple 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 41 matching lines @@
     virtual void appendEndTag(const Element&);
     void appendStartMarkup(StringBuilder&, Node&, Namespaces*);
     void appendEndMarkup(StringBuilder&, const Element&);
 
     size_t length() const { return m_markup.length(); }
     void concatenateMarkup(StringBuilder&) const;
 
     bool serializeAsHTMLDocument(const Node&) const;
     String toString() { return m_markup.toString(); }
 
-    void appendAttributeValue(StringBuilder&, const String&, bool);
     virtual void appendCustomAttributes(StringBuilder&, const Element&, Namespaces*);
 
-    void appendNamespace(StringBuilder&, const AtomicString& prefix, const AtomicString& namespaceURI, Namespaces&);
     virtual void appendText(StringBuilder&, Text&);
-    void appendXMLDeclaration(StringBuilder&, const Document&);
-    void appendDocumentType(StringBuilder&, const DocumentType&);
-    void appendProcessingInstruction(StringBuilder&, const String& target, const String& data);
     virtual bool shouldIgnoreAttribute(const Attribute&);
     virtual void appendElement(StringBuilder&, Element&, Namespaces*);
     void appendOpenTag(StringBuilder&, const Element&, Namespaces*);
     void appendCloseTag(StringBuilder&, const Element&);
     void appendAttribute(StringBuilder&, const Element&, const Attribute&, Namespaces*);
-    void appendCDATASection(StringBuilder&, const String&);
 
-    bool shouldAddNamespaceElement(const Element&, Namespaces&) const;
-    bool shouldAddNamespaceAttribute(const Attribute&, const Element&) const;
     EntityMask entityMaskForText(const Text&) const;
-    bool shouldSelfClose(const Element&) const;
 
 private:
     MarkupFormatter m_formatter;
     StringBuilder m_markup;
 };
 
 template<typename Strategy>
 String serializeNodes(MarkupAccumulator&, Node&, EChildrenOnly);
 
 extern template String serializeNodes<EditingStrategy>(MarkupAccumulator&, Node&, EChildrenOnly);
 
 }
 
 #endif