Oilpan: Prepare to move HTMLFormElement, HTMLFormElement::PastNamesMap, FormKeyGenerator, and FormS…

Source/core/loader/FormState.cpp

 /*
  * Copyright (C) 2006, 2009 Apple 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
@@ skipping 22 matching lines @@
 
 namespace WebCore {
 
 inline FormState::FormState(HTMLFormElement& form, FormSubmissionTrigger formSubmissionTrigger)
     : m_form(form)
     , m_sourceDocument(form.document())
     , m_formSubmissionTrigger(formSubmissionTrigger)
 {
 }
 
-PassRefPtr<FormState> FormState::create(HTMLFormElement& form, FormSubmissionTrigger formSubmissionTrigger)
+PassRefPtrWillBeRawPtr<FormState> FormState::create(HTMLFormElement& form, FormSubmissionTrigger formSubmissionTrigger)
 {
-    return adoptRef(new FormState(form, formSubmissionTrigger));
+    return adoptRefWillBeNoop(new FormState(form, formSubmissionTrigger));
+}
+
+void FormState::trace(Visitor* visitor)
+{
+    visitor->trace(m_form);
+    visitor->trace(m_sourceDocument);
 }
 
 }