Function places::storage::history::history_sync::apply_synced_visits

pub fn apply_synced_visits(
    db: &PlacesDb,
    incoming_guid: &Guid,
    url: &Url,
    title: &Option<String>,
    visits: &[HistoryRecordVisit],
    unknown_fields: &UnknownFields
) -> Result<()>

Apply history visit from sync. This assumes they have all been validated, deduped, etc - it’s just the storage we do here.