presto-hive/src/main/java/io/prestosql/plugin/hive/metastore/thrift/BridgingHiveMetastore.java/BridgingHiveMetastore/revokeRoles
class BridgingHiveMetastore:    @Override
    public void revokeRoles(Set<String> roles, Set<HivePrincipal> grantees, boolean adminOptionFor, HivePrincipal grantor)
    {
        delegate.revokeRoles(roles, grantees, adminOptionFor, grantor);
    }