* page_title -- also can have page_id, page_len, page_is_redirect,
* page_latest (if those will be used). See Title::newFromRow.
* @return TitleArrayFromResult
* page_title -- also can have page_id, page_len, page_is_redirect,
* page_latest (if those will be used). See Title::newFromRow.
* @return TitleArrayFromResult