presto-plugin-toolkit/src/main/java/io/prestosql/plugin/base/security/ForwardingSystemAccessControl.java/ForwardingSystemAccessControl/filterSchemas
class ForwardingSystemAccessControl:    @Override
    public Set<String> filterSchemas(SystemSecurityContext context, String catalogName, Set<String> schemaNames)
    {
        return delegate().filterSchemas(context, catalogName, schemaNames);
    }