/**
* Get the Database object used in getTitleInfo().
*
- * Defaults to the local slave DB. Subclasses may want to override this to return a foreign
+ * Defaults to the local replica DB. Subclasses may want to override this to return a foreign
* database object, or null if getTitleInfo() shouldn't access the database.
*
* NOTE: This ONLY works for getTitleInfo() and isKnownEmpty(), NOT FOR ANYTHING ELSE.