ReservationKey    153 chrome/browser/download/download_path_reservation_tracker.cc     ReservationKey key,
ReservationKey    252 chrome/browser/download/download_path_reservation_tracker.cc void UpdateReservation(ReservationKey key, const base::FilePath& new_path) {
ReservationKey    268 chrome/browser/download/download_path_reservation_tracker.cc void RevokeReservation(ReservationKey key) {