http://bugs.winehq.org/show_bug.cgi?id=23245
--- Comment #24 from Todd Chester ToddAndMargo@gmail.com 2010-07-12 11:15:59 --- (In reply to comment #23)
I'd say http://source.winehq.org/git/wine.git/?a=commitdiff;h=54b4ac174bb60d80200891... is a likely candidate.
Hi Austin,
It could be a couple of weeks before I can do a regression test.
In the mean time, can you temporarily switch your comctl32 to M$'s and repoduce the problem?
-T
p.s. doing a search on comctl32 reported back bazillions of hits.