InlinedVisitor: Migrate html to use inlined tracing

Source/core/html/FormAssociatedElement.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 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 24 matching lines @@
 #include "core/html/ValidityState.h"
 
 namespace blink {
 
 using namespace HTMLNames;
 
 class FormAttributeTargetObserver : public IdTargetObserver {
     WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
 public:
     static PassOwnPtrWillBeRawPtr<FormAttributeTargetObserver> create(const AtomicString& id, FormAssociatedElement*);
-    virtual void trace(Visitor*) override;
+    DECLARE_VIRTUAL_TRACE();
     virtual void idTargetChanged() override;
 
 private:
     FormAttributeTargetObserver(const AtomicString& id, FormAssociatedElement*);
 
     RawPtrWillBeMember<FormAssociatedElement> m_element;
 };
 
 FormAssociatedElement::FormAssociatedElement()
     : m_formWasSetByParser(false)
 {
 }
 
 FormAssociatedElement::~FormAssociatedElement()
 {
     // We can't call setForm here because it contains virtual calls.
 }
 
-void FormAssociatedElement::trace(Visitor* visitor)
+DEFINE_TRACE(FormAssociatedElement)
 {
     visitor->trace(m_formAttributeTargetObserver);
     visitor->trace(m_form);
     visitor->trace(m_validityState);
 }
 
 ValidityState* FormAssociatedElement::validity()
 {
     if (!m_validityState)
         m_validityState = ValidityState::create(this);
@@ skipping 264 matching lines @@
 {
     return adoptPtrWillBeNoop(new FormAttributeTargetObserver(id, element));
 }
 
 FormAttributeTargetObserver::FormAttributeTargetObserver(const AtomicString& id, FormAssociatedElement* element)
     : IdTargetObserver(toHTMLElement(element)->treeScope().idTargetObserverRegistry(), id)
     , m_element(element)
 {
 }
 
-void FormAttributeTargetObserver::trace(Visitor* visitor)
+DEFINE_TRACE(FormAttributeTargetObserver)
 {
     visitor->trace(m_element);
     IdTargetObserver::trace(visitor);
 }
 
 void FormAttributeTargetObserver::idTargetChanged()
 {
     m_element->formAttributeTargetChanged();
 }
 
 } // namespace blink