Rewrite references to "wtf/" to "platform/wtf/" in core/{dom,html,xml}.

third_party/WebKit/Source/core/dom/custom/CustomElementDisconnectedCallbackReaction.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CustomElementDisconnectedCallbackReaction_h
 #define CustomElementDisconnectedCallbackReaction_h
 
 #include "core/CoreExport.h"
 #include "core/dom/custom/CustomElementReaction.h"
 #include "platform/heap/Handle.h"
-#include "wtf/Noncopyable.h"
+#include "platform/wtf/Noncopyable.h"
 
 namespace blink {
 
 class CORE_EXPORT CustomElementDisconnectedCallbackReaction final
     : public CustomElementReaction {
   WTF_MAKE_NONCOPYABLE(CustomElementDisconnectedCallbackReaction);
 
  public:
   CustomElementDisconnectedCallbackReaction(CustomElementDefinition*);
 
  private:
   void Invoke(Element*) override;
 };
 
 }  // namespace blink
 
 #endif  // CustomElementDisconnectedCallbackReaction_h