Refactoring: Remove enum class NodeTraversalMode

Source/core/editing/StyledMarkupSerializer.h

 /*
  * 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 32 matching lines @@
 template<typename Strategy>
 class StyledMarkupSerializer final {
     STACK_ALLOCATED();
     using PositionType = typename Strategy::PositionType;
 public:
     StyledMarkupSerializer(EAbsoluteURLs, EAnnotateForInterchange, const PositionType& start, const PositionType& end, Node* highestNodeToBeSerialized, ConvertBlocksToInlines);
 
     String createMarkup();
 
 private:
-    enum class NodeTraversalMode { EmitString, DoNotEmitString };
+    Node* serializeNodes(Node* startNode, Node* pastEnd, StyledMarkupAccumulator*);
 
-    Node* serializeNodes(Node* startNode, Node* pastEnd);
+    Node* traverseNodesForSerialization(Node* startNode, Node* pastEnd, StyledMarkupAccumulator*);
 
-    Node* traverseNodesForSerialization(Node* startNode, Node* pastEnd, NodeTraversalMode);
-
-    StyledMarkupAccumulator m_markupAccumulator;
     const PositionType m_start;
     const PositionType m_end;
+    const EAbsoluteURLs m_shouldResolveURLs;
     const EAnnotateForInterchange m_shouldAnnotate;
     const RefPtrWillBeMember<Node> m_highestNodeToBeSerialized;
+    const ConvertBlocksToInlines m_convertBlocksToInlines;
 };
 
 extern template class StyledMarkupSerializer<EditingStrategy>;
 
 } // namespace blink
 
 #endif // StyledMarkupSerializer_h