Move serializer related files in core/editing/ related files into core/editing/serializers/

Source/core/editing/serializers/Serialization.h

 /*
  * Copyright (C) 2004 Apple Computer, 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 12 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef Serialization_h
 #define Serialization_h
 
 #include "core/CSSPropertyNames.h"
 #include "core/CoreExport.h"
 #include "core/dom/ParserContentPolicy.h"
 #include "core/editing/EphemeralRange.h"
-#include "core/editing/HTMLInterchange.h"
 #include "core/editing/Position.h"
+#include "core/editing/serializers/HTMLInterchange.h"
 #include "platform/heap/Handle.h"
 #include "wtf/Forward.h"
 
 namespace blink {
 
 class ContainerNode;
 class Document;
 class DocumentFragment;
 class Element;
 class ExceptionState;
@@ skipping 29 matching lines @@
 CORE_EXPORT String createMarkup(const PositionInComposedTree& start, const PositionInComposedTree& end, EAnnotateForInterchange = DoNotAnnotateForInterchange, ConvertBlocksToInlines = ConvertBlocksToInlines::NotConvert, EAbsoluteURLs = DoNotResolveURLs, Node* constrainingAncestor = nullptr);
 
 String urlToMarkup(const KURL&, const String& title);
 void mergeWithNextTextNode(Text*, ExceptionState&);
 
 bool propertyMissingOrEqualToNone(StylePropertySet*, CSSPropertyID);
 
 }
 
 #endif // Serialization_h