protected void updateConfigurationPropertiesWithValuesFromXml(String configType,
      Set<String> propertyNames, boolean updateIfExists, boolean createNewConfigType) throws AmbariException {
    updateConfigurationPropertiesWithValuesFromXml(configType, propertyNames, null, updateIfExists, createNewConfigType);

  }
Create a new cluster scoped configuration with the new properties added
with the values from the coresponding xml files.

If xml owner service is not in the cluster, the configuration won't be added.

@param configType Configuration type. (hdfs-site, etc.)
@param propertyNames Set property names.
ambari-server/src/main/java/org/apache/ambari/server/upgrade/AbstractUpgradeCatalog.java