7004713: regression: cannot find symbol: variable delegate failed compile _Stub

Summary: Also reviewed by ken.cavanaugh@oracle.com
Reviewed-by: asaha

src/share/classes/com/sun/tools/corba/se/idl/toJavaPortable/Stub.java

@@ -347,6 +347,7 @@ public class Stub implements AuxGen
     stream.println ("     org.omg.CORBA.ORB orb = org.omg.CORBA.ORB.init (args, props);");
     stream.println ("   try {");
     stream.println ("     org.omg.CORBA.Object obj = orb.string_to_object (str);");
+    stream.println ("     org.omg.CORBA.portable.Delegate delegate = ((org.omg.CORBA.portable.ObjectImpl) obj)._get_delegate ();");
     stream.println ("     _set_delegate (delegate);");
     stream.println ("   } finally {");
     stream.println ("     orb.destroy() ;");