Introduce StyledMarkupTraverser to StyledMarkupSerializer

Source/core/editing/StyledMarkupAccumulator.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009, 2010, 2011 Google Inc. All rights reserved.
  * Copyright (C) 2011 Igalia S.L.
  * Copyright (C) 2011 Motorola Mobility. 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
@@ skipping 33 matching lines @@
     size_t length = 0;
     for (const auto& string : strings)
         length += string.length();
     return length;
 }
 
 } // namespace
 
 using namespace HTMLNames;
 
-StyledMarkupAccumulator::StyledMarkupAccumulator(EAbsoluteURLs shouldResolveURLs, const TextOffset& start, const TextOffset& end, const PassRefPtrWillBeRawPtr<Document> document, EAnnotateForInterchange shouldAnnotate)
+StyledMarkupAccumulator::StyledMarkupAccumulator(EAbsoluteURLs shouldResolveURLs, const TextOffset& start, const TextOffset& end, const PassRefPtrWillBeRawPtr<Document> document, EAnnotateForInterchange shouldAnnotate, ConvertBlocksToInlines convertBlocksToInlines)
     : m_formatter(shouldResolveURLs)
     , m_start(start)
     , m_end(end)
     , m_document(document)
     , m_shouldAnnotate(shouldAnnotate)
+    , m_convertBlocksToInlines(convertBlocksToInlines)
 {
 }
 
 void StyledMarkupAccumulator::appendEndTag(const Element& element)
 {
     appendEndMarkup(m_result, element);
 }
 
 void StyledMarkupAccumulator::appendStartMarkup(Node& node)
 {
@@ skipping 148 matching lines @@
     m_reversedPrecedingMarkup.append(str);
 }
 
 void StyledMarkupAccumulator::appendInterchangeNewline()
 {
     DEFINE_STATIC_LOCAL(const String, interchangeNewlineString, ("<br class=\"" AppleInterchangeNewline "\">"));
     m_result.append(interchangeNewlineString);
 }
 
 } // namespace blink