http://bugs.winehq.org/show_bug.cgi?id=9311
--- Comment #2 from Mikolaj Zalewski mikolaj.zalewski@gmail.com 2007-08-30 13:49:18 --- The two pixels are added by CB_SETITEMHEIGHT probably for edit padding or something like that. The patch http://www.winehq.org/pipermail/wine-patches/2007-August/043373.html should fix it.