presto-parser/src/main/java/io/prestosql/sql/tree/Revoke.java/Revoke/Revoke
class Revoke:    public Revoke(NodeLocation location, boolean grantOptionFor, Optional<List<String>> privileges, boolean table, QualifiedName tableName, PrincipalSpecification grantee)
    {
        this(Optional.of(location), grantOptionFor, privileges, table, tableName, grantee);
    }