innobase/include/lock0lock.h:
  Added function lock_get_ix_table()
innobase/include/row0mysql.h:
  Added parameter "table" to row_lock_table_for_mysql()
innobase/lock/lock0lock.c:
  Added function lock_get_ix_table()
innobase/row/row0mysql.c:
  Added parameter "table" to row_lock_table_for_mysql()
sql/ha_innodb.cc:
  write_row(): commit every 10000 rows in ALTER TABLE
sql/ha_innodb.h:
  Added member variable num_write_row