[Bug 55810] New: Finding Nemo (Steam): window borders gone missing (virtual desktop)

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=55810

Bug ID: 55810
           Summary: Finding Nemo (Steam): window borders gone missing
                    (virtual desktop)
           Product: Wine
           Version: 8.18
          Hardware: x86-64
                OS: Linux
            Status: NEW
          Keywords: regression
          Severity: minor
          Priority: P2
         Component: advapi32
          Assignee: [e-mail]
          Reporter: [e-mail]
                CC: [e-mail]
   Regression SHA1: 245bdef5b11c19ccd4e8625b86267ca731badcc0
      Distribution: ArchLinux

Finding Nemo uses a fixed 800x600 resolution.
When I start the game in virtual desktop mode the window borders are absent.
Nothing suspicious can be seen in the terminal output.

Reverting
commit 245bdef5b11c19ccd4e8625b86267ca731badcc0
fixes the problem for me.

https://store.steampowered.com/app/331450/DisneyPixar_Finding_Nemo/

wine-8.18-127-g6391b8d5c99
X Server 21.1.8
XFCE 4.18
winecfg -> Desktop Integration -> Theme: <No Theme>