[Binding] Support primitive type for union member

Source/core/html/HTMLFormControlsCollection.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2010, 2011, 2012 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 143 matching lines @@
             if (!idAttrVal.isEmpty() && !foundInputElements.contains(idAttrVal.impl()))
                 appendIdCache(idAttrVal, element);
             if (!nameAttrVal.isEmpty() && idAttrVal != nameAttrVal && !foundInputElements.contains(nameAttrVal.impl()))
                 appendNameCache(nameAttrVal, element);
         }
     }
 
     setHasNameCache();
 }
 
-void HTMLFormControlsCollection::namedGetter(const AtomicString& name, RefPtr<RadioNodeList>& returnValue1, RefPtr<Node>& returnValue2)
+void HTMLFormControlsCollection::namedGetter(const AtomicString& name, bool& returnValue0Enabled, RefPtr<RadioNodeList>& returnValue0, bool& returnValue1Enabled, RefPtr<Node>& returnValue1)
 {
     Vector<RefPtr<Node> > namedItems;
     this->namedItems(name, namedItems);
 
     if (!namedItems.size())
         return;
 
     if (namedItems.size() == 1) {
-        returnValue2 = namedItems.at(0);
+        returnValue1Enabled = true;
+        returnValue1 = namedItems.at(0);
         return;
     }
 
-    returnValue1 = this->ownerNode()->radioNodeList(name);
+    returnValue0Enabled = true;
+    returnValue0 = this->ownerNode()->radioNodeList(name);
 }
 
 }