Refactoring: Change some functions in MarkupFormatter static

Source/core/editing/MarkupFormatter.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 48 matching lines @@
 
 enum class SerializationType {
     AsOwnerDocument,
     ForcedXML
 };
 
 class MarkupFormatter final {
     WTF_MAKE_NONCOPYABLE(MarkupFormatter);
     STACK_ALLOCATED();
 public:
+    static void appendAttributeValue(StringBuilder&, const String&, bool);
+    static void appendCDATASection(StringBuilder&, const String&);
+    static void appendCharactersReplacingEntities(StringBuilder&, const String&, unsigned, unsigned, EntityMask);
     static void appendComment(StringBuilder&, const String&);
-    static void appendCharactersReplacingEntities(StringBuilder&, const String&, unsigned, unsigned, EntityMask);
+    static void appendDocumentType(StringBuilder&, const DocumentType&);
+    static void appendNamespace(StringBuilder&, const AtomicString& prefix, const AtomicString& namespaceURI, Namespaces&);
+    static void appendProcessingInstruction(StringBuilder&, const String& target, const String& data);
+    static void appendXMLDeclaration(StringBuilder&, const Document&);
     static size_t totalLength(const Vector<String>&);
 
     MarkupFormatter(EAbsoluteURLs, SerializationType = SerializationType::AsOwnerDocument);
     ~MarkupFormatter();
 
     void appendEndMarkup(StringBuilder&, const Element&);
 
     bool serializeAsHTMLDocument(const Node&) const;
 
-    void appendAttributeValue(StringBuilder&, const String&, bool);
-
-    void appendNamespace(StringBuilder&, const AtomicString& prefix, const AtomicString& namespaceURI, Namespaces&);
     void appendText(StringBuilder&, Text&);
-    void appendXMLDeclaration(StringBuilder&, const Document&);
-    void appendDocumentType(StringBuilder&, const DocumentType&);
-    void appendProcessingInstruction(StringBuilder&, const String& target, const String& data);
     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:
     String resolveURLIfNeeded(const Element&, const String&) const;
     void appendQuotedURLAttributeValue(StringBuilder&, const Element&, const Attribute&);
 
     const EAbsoluteURLs m_resolveURLsMethod;
     SerializationType m_serializationType;
 };
 
 }
 
 #endif