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

Source/web/WebLocalFrameImpl.cpp

 /*
  * Copyright (C) 2009 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 90 matching lines @@
 #include "core/dom/MessagePort.h"
 #include "core/dom/Node.h"
 #include "core/dom/NodeTraversal.h"
 #include "core/dom/SuspendableTask.h"
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/editing/EditingUtilities.h"
 #include "core/editing/Editor.h"
 #include "core/editing/FrameSelection.h"
 #include "core/editing/InputMethodController.h"
 #include "core/editing/PlainTextRange.h"
-#include "core/editing/Serialization.h"
 #include "core/editing/TextAffinity.h"
 #include "core/editing/iterators/TextIterator.h"
+#include "core/editing/serializers/Serialization.h"
 #include "core/editing/spellcheck/SpellChecker.h"
 #include "core/fetch/ResourceFetcher.h"
 #include "core/fetch/SubstituteData.h"
 #include "core/frame/Console.h"
 #include "core/frame/LocalDOMWindow.h"
 #include "core/frame/FrameHost.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/Settings.h"
 #include "core/html/HTMLAnchorElement.h"
 #include "core/html/HTMLCollection.h"
@@ skipping 2082 matching lines @@
 }
 
 WebSandboxFlags WebLocalFrameImpl::effectiveSandboxFlags() const
 {
     if (!frame())
         return WebSandboxFlags::None;
     return static_cast<WebSandboxFlags>(frame()->loader().effectiveSandboxFlags());
 }
 
 } // namespace blink