Add UNIV_UNLIKELY hint.
lock0lock.c:
  Correct the prototypes of lock_deadlock_recursive() and
  lock_deadlock_occurs().
data0data.c:
  dtuple_convert_big_rec(): Add UNIV_UNLIKELY hint.
ha_innodb.cc:
  ha_innobase::write_row(): Correct the type of 'mode'.


sql/ha_innodb.cc:
  ha_innobase::write_row(): Correct the type of 'mode'.
innobase/data/data0data.c:
  dtuple_convert_big_rec(): Add UNIV_UNLIKELY hint.
innobase/lock/lock0lock.c:
  Correct the prototypes of lock_deadlock_recursive() and
  lock_deadlock_occurs().
innobase/row/row0upd.c:
  Add UNIV_UNLIKELY hint.