Refactoring: Have StyledMarkupAccumulator use MarkupFormatter

Source/core/editing/MarkupFormatter.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2009, 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
@@ skipping 114 matching lines @@
         if (!element.document().url().isLocalFile())
             return element.document().completeURL(urlString).string();
         break;
 
     case DoNotResolveURLs:
         break;
     }
     return urlString;
 }
 
+void MarkupFormatter::appendStartMarkup(StringBuilder& result, const Node& node, Namespaces* namespaces)
+{
+    switch (node.nodeType()) {
+    case Node::TEXT_NODE:
+        ASSERT_NOT_REACHED();
+        break;
+    case Node::COMMENT_NODE:
+        appendComment(result, toComment(node).data());
+        break;
+    case Node::DOCUMENT_NODE:
+        appendXMLDeclaration(result, toDocument(node));
+        break;
+    case Node::DOCUMENT_FRAGMENT_NODE:
+        break;
+    case Node::DOCUMENT_TYPE_NODE:
+        appendDocumentType(result, toDocumentType(node));
+        break;
+    case Node::PROCESSING_INSTRUCTION_NODE:
+        appendProcessingInstruction(result, toProcessingInstruction(node).target(), toProcessingInstruction(node).data());
+        break;
+    case Node::ELEMENT_NODE:
+        ASSERT_NOT_REACHED();
+        break;
+    case Node::CDATA_SECTION_NODE:
+        appendCDATASection(result, toCDATASection(node).data());
+        break;
+    case Node::ATTRIBUTE_NODE:
+        ASSERT_NOT_REACHED();
+        break;
+    }
+}
+
 static bool elementCannotHaveEndTag(const Node& node)
 {
     if (!node.isHTMLElement())
         return false;
 
     // FIXME: ieForbidsInsertHTML may not be the right function to call here
     // ieForbidsInsertHTML is used to disallow setting innerHTML/outerHTML
     // or createContextualFragment.  It does not necessarily align with
     // which elements should be serialized w/o end tags.
     return toHTMLElement(node).ieForbidsInsertHTML();
@@ skipping 291 matching lines @@
 }
 
 bool MarkupFormatter::serializeAsHTMLDocument(const Node& node) const
 {
     if (m_serializationType == SerializationType::ForcedXML)
         return false;
     return node.document().isHTMLDocument();
 }
 
 }