https://bugs.winehq.org/show_bug.cgi?id=10440
--- Comment #21 from Zebediah Figura z.figura12@gmail.com --- (In reply to Mathew Hodson from comment #20)
Committed with https://source.winehq.org/git/wine.git/commitdiff/ 47ec8ce9113d875b0d4ac1d4f68c3dfc890ef140
That's part of the fix, but the other part [viz. fixing IVideoWindow::put_Owner()] hasn't been upstreamed yet.