Fix build with gcc 4.8 and C++11 support enabled

Source/core/html/HTMLOptionElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  * Copyright (C) 2004, 2005, 2006, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2011 Motorola Mobility, Inc.  All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 165 matching lines @@
 {
     if (name == valueAttr) {
         if (HTMLDataListElement* dataList = ownerDataListElement())
             dataList->optionElementChildrenChanged();
     } else if (name == disabledAttr) {
         bool oldDisabled = m_disabled;
         m_disabled = !value.isNull();
         if (oldDisabled != m_disabled) {
             didAffectSelector(AffectedSelectorDisabled | AffectedSelectorEnabled);
             if (renderer() && renderer()->style()->hasAppearance())
-                RenderTheme::theme().stateChanged(renderer(), EnabledState);
+                RenderTheme::theme().stateChanged(renderer(), EnabledControlState);
         }
     } else if (name == selectedAttr) {
         if (bool willBeSelected = !value.isNull())
             setSelected(willBeSelected);
     } else
         HTMLElement::parseAttribute(name, value);
 }
 
 String HTMLOptionElement::value() const
 {
@@ skipping 175 matching lines @@
     // Check for parent optgroup having display NONE
     if (parent && isHTMLOptGroupElement(*parent)) {
         if (toHTMLOptGroupElement(*parent).isDisplayNone())
             return true;
     }
     RenderStyle* style = nonRendererStyle();
     return style && style->display() == NONE;
 }
 
 } // namespace WebCore