ains the 
 corresponding memberType kind. For example: 
 <pre> &lt;simpleType 
 name='union_type' memberTypes="integer string"/&gt; &lt;simpleType 
 name='listOfUnion'&gt; &lt;list itemType='union_type'/&gt; 
 &lt;/simpleType&gt; &lt;element name="list" type="listOfUnion"/&gt; 
 ... &lt;list&gt;1 2 foo&lt;/list&gt; </pre>
  The 
 <code>schemaNormalizedValue</code> value is "1 2 foo", the 
 <code>actualNormalizedValueType</code> is <code>LISTOFUNION_DT</code>
 , and the <code>itemValueTypes</code> is an arra