protected new MorphTypeChooser GetChooser(IEnumerable<ObjectLabel> labels)
{
string sShowAllTypes = m_mediator.StringTbl.GetStringWithXPath("ChangeLexemeMorphTypeShowAllTypes", m_ksPath);
var x = new MorphTypeChooser(m_persistProvider, labels, m_fieldName, m_obj, m_displayNameProperty,
m_flid, sShowAllTypes, m_mediator.HelpTopicProvider);
x.Cache = m_cache;
x.NullLabel.DisplayName = XmlUtils.GetOptionalAttributeValue(m_configurationNode, "nullLabel", "<EMPTY>");
return x;
}