code: protected void callChildVisitors(XSLTVisitor visitor, boolean callAttrs)
    {
    	if(callAttrs && (null != m_selectPattern))
    		m_selectPattern.getExpression().callVisitors(m_selectPattern, visitor);
      super.callChildVisitors(visitor, callAttrs);
    }
docs: Call the children visitors.
  @param visitor The visitor whose appropriate method will be called.