import java.util.regex.Pattern;
public class IssueChangelogMigration implements DatabaseMigration {
private final WorkDurationConvertor workDurationConvertor;
private final System2 system2;
private final Database db;
<BUG>public IssueChangelogMigration(Database database, Settings settings) {

this(database, settings, System2.INSTANCE);
</BUG>
}

import java.util.regex.Pattern;
public class IssueChangelogMigration implements DatabaseMigration {
private final WorkDurationConvertor workDurationConvertor;
private final System2 system2;
private final Database db;
public IssueChangelogMigration(Database database, PropertiesDao propertiesDao) {
this(database, propertiesDao, System2.INSTANCE);
}
