http://bugs.winehq.org/show_bug.cgi?id=22122
--- Comment #3 from A Wine user RandomAccountName@mail.com 2010-04-08 08:21:50 --- FWIW, the way builtin gdiplus handles this has changed before:
849af30eb82aa3307d6c78f926ff2dfa5c760e3f is first bad commit commit 849af30eb82aa3307d6c78f926ff2dfa5c760e3f Author: Vincent Povirk madewokherd@gmail.com Date: Sat Jul 11 10:38:47 2009 -0500
gdiplus: Use brush_fill_path in GdipFillRectangleI.
:040000 040000 2ab009699946c25da2cae2d9b10871d1010dfbbd bb21336ea7911c9a816e85cde6728f4ec7a49dcc M dlls
Prior to that commit, this screen had no gradient at all. I find it less ugly that way, but calling it a regression would be stretch... Anyway, maybe this will provide a hint as to where the problem lies?