[Bug 46441] New: Steam shows an extra icon when minimizing window

https://bugs.winehq.org/show_bug.cgi?id=46441

Bug ID: 46441
           Summary: Steam shows an extra icon when minimizing window
           Product: Wine
           Version: 4.0-rc5
          Hardware: x86-64
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: -unknown
          Assignee: [e-mail]
          Reporter: [e-mail]
      Distribution: ---

Created attachment 63223
  --> https://bugs.winehq.org/attachment.cgi?id=63223
screenshot

Steps to reproduce:

1. Enable virtual desktop
2. Launch Steam
3. Minimize window

wine-4.0-rc5-14-g0ff7fd1259