[oilpan] Completely move HTMLFormControlElement's hierarchy to the managed heap

Source/core/html/ValidationMessage.cpp

 /*
  * Copyright (C) 2010, 2012 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 35 matching lines @@
 #include "core/page/Settings.h"
 #include "core/page/ValidationMessageClient.h"
 #include "core/rendering/RenderBlock.h"
 #include "core/rendering/RenderObject.h"
 #include <wtf/PassOwnPtr.h>
 
 namespace WebCore {
 
 using namespace HTMLNames;
 
-ALWAYS_INLINE ValidationMessage::ValidationMessage(HTMLFormControlElement* element)
-    : m_element(element)
+ALWAYS_INLINE ValidationMessage::ValidationMessage(Handle<HTMLFormControlElement> element)
+    : m_element(element.raw())
 {
     ASSERT(m_element);
 }
 
 ValidationMessage::~ValidationMessage()
 {
     if (ValidationMessageClient* client = validationMessageClient()) {
         client->hideValidationMessage(*m_element);
         return;
     }
 
     deleteBubbleTree();
 }
 
-PassOwnPtr<ValidationMessage> ValidationMessage::create(HTMLFormControlElement* element)
+PassOwnPtr<ValidationMessage> ValidationMessage::create(Handle<HTMLFormControlElement> element)
 {
     return adoptPtr(new ValidationMessage(element));
 }
 
 ValidationMessageClient* ValidationMessage::validationMessageClient() const
 {
     if (Page* page = m_element->document()->page())
         return page->validationMessageClient();
     return 0;
 }
@@ skipping 164 matching lines @@
 }
 
 bool ValidationMessage::isVisible() const
 {
     if (ValidationMessageClient* client = validationMessageClient())
         return client->isValidationMessageVisible(*m_element);
     return !m_message.isEmpty();
 }
 
 } // namespace WebCore