void unexecuteNSDecls(TransformerImpl transformer) throws TransformerException {
  unexecuteNSDecls(transformer,null);
}

void unexecuteNSDecls ( TransformerImpl transformer ) throws TransformerException { unexecuteNSDecls ( transformer , null ) ; }
send endprefixmapping events to the result tree handler for all declared prefix mappings in the stylesheet .
