Oilpan: Prepare to move FormAssociatedElement to Oilpan heap, part 1.

Source/core/html/HTMLObjectElement.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  *
  * 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
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 13 matching lines @@
 #define HTMLObjectElement_h
 
 #include "core/html/FormAssociatedElement.h"
 #include "core/html/HTMLPlugInElement.h"
 
 namespace WebCore {
 
 class HTMLFormElement;
 
 class HTMLObjectElement FINAL : public HTMLPlugInElement, public FormAssociatedElement {
+    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(HTMLObjectElement);
+
 public:
     static PassRefPtrWillBeRawPtr<HTMLObjectElement> create(Document&, HTMLFormElement*, bool createdByParser);
     virtual ~HTMLObjectElement();
+    virtual void trace(Visitor*) OVERRIDE;
 
     const String& classId() const { return m_classId; }
 
     virtual HTMLFormElement* formOwner() const OVERRIDE;
 
     bool containsJavaApplet() const;
 
     virtual bool useFallbackContent() const OVERRIDE;
     virtual void renderFallbackContent() OVERRIDE;
 
@@ skipping 49 matching lines @@
 
     // FIXME: This function should not deal with url or serviceType
     // so that we can better share code between <object> and <embed>.
     void parametersForPlugin(Vector<String>& paramNames, Vector<String>& paramValues, String& url, String& serviceType);
 
     bool shouldAllowQuickTimeClassIdQuirk();
     bool hasValidClassId();
 
     void reloadPluginOnAttributeChange(const QualifiedName&);
 
+#if !ENABLE(OILPAN)
     virtual void refFormAssociatedElement() OVERRIDE { ref(); }
     virtual void derefFormAssociatedElement() OVERRIDE { deref(); }
+#endif
 
     virtual bool shouldRegisterAsNamedItem() const OVERRIDE { return true; }
     virtual bool shouldRegisterAsExtraNamedItem() const OVERRIDE { return true; }
 
     String m_classId;
     bool m_useFallbackContent : 1;
 };
 
 // Intentionally left unimplemented, template specialization needs to be provided for specific
 // return types.
@@ skipping 17 matching lines @@
     const HTMLObjectElement& objectElement = static_cast<const HTMLObjectElement&>(element);
     // We need to assert after the cast because FormAssociatedElement doesn't
     // have hasTagName.
     ASSERT_WITH_SECURITY_IMPLICATION(objectElement.hasTagName(HTMLNames::objectTag));
     return objectElement;
 }
 
 }
 
 #endif