InlinedVisitor: Migrate html to use inlined tracing

Source/core/html/HTMLFormElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 81 matching lines @@
 HTMLFormElement::~HTMLFormElement()
 {
 #if !ENABLE(OILPAN)
     // With Oilpan, either removedFrom is called or the document and
     // form controller are dead as well and there is no need to remove
     // this form element from it.
     document().formController().willDeleteForm(this);
 #endif
 }
 
-void HTMLFormElement::trace(Visitor* visitor)
+DEFINE_TRACE(HTMLFormElement)
 {
 #if ENABLE(OILPAN)
     visitor->trace(m_pastNamesMap);
     visitor->trace(m_radioButtonGroupScope);
     visitor->trace(m_associatedElements);
     visitor->trace(m_imageElements);
     visitor->trace(m_pendingAutocompleteEventsQueue);
 #endif
     HTMLElement::trace(visitor);
 }
@@ skipping 763 matching lines @@
 }
 
 void HTMLFormElement::setDemoted(bool demoted)
 {
     if (demoted)
         UseCounter::count(document(), UseCounter::DemotedFormElement);
     m_wasDemoted = demoted;
 }
 
 } // namespace