Delete a HTTP listener configuration .
 void deleteHTTPListenerConfiguration(String httpListenerComponentID)
      throws SUPAdminException;   
If successful, returns silently. If unsuccessful, returns SUPAdminException.
supConf.refreshWebContainerConfiguration();
SUPConfigurationComponentVO confVO = supConf             
        .getHTTPListenerConfigurations().iterator().next();
supConf.deleteHTTPListenerConfiguration(confVO.getID());
supConf.commitWebContainerConfiguration();