Heikki will merge to 4.0: Prevent listing the same column twice in an InnoDB index: that will cause index corruption when that col is UPDATEd


sql/ha_innobase.cc:
  Heikki will merge to 4.0: Prevent listing the same column twice in an InnoDB index: that will cause index corruption when that col is UPDATEd
innobase/include/db0err.h:
  Heikki will merge to 4.0: Prevent listing the same column twice in an InnoDB index: that will cause index corruption when that col is UPDATEd
innobase/dict/dict0dict.c:
  Heikki will merge to 4.0: Prevent listing the same column twice in an InnoDB index: that will cause index corruption when that col is UPDATEd
innobase/row/row0mysql.c:
  Heikki will merge to 4.0: Prevent listing the same column twice in an InnoDB index: that will cause index corruption when that col is UPDATEd