[Bug 22374] New: Missing or vanishing program icons for various apps?

http://bugs.winehq.org/show_bug.cgi?id=22374

Summary: Missing or vanishing program icons for various apps?
           Product: Wine
           Version: 1.1.42
          Platform: x86-64
               URL: http://www.htmlkit.com/download/
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: trivial
          Priority: P2
         Component: -unknown
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]
                CC: [e-mail]

With the current git, I'm seeing a lot of programs start with no icon in the
taskbar/title bar (HTML-Kit being one example). Meanwhile, Wine's Wordpad
displays its icon for a moment, but it disappears. Some other Wine apps don't
seem to be affected. Regression testing shows:

ea1d71c7a4f8001df0221e67855d07744b14560d is first bad commit
commit ea1d71c7a4f8001df0221e67855d07744b14560d
Author: Alexandre Julliard 
Date:   Fri Apr 16 16:23:33 2010 +0200

winex11: Set the NET_WM_ICON hint for 32-bpp icons.

:040000 040000 492b3ce996146bfb5a46934ae2f6a9ae0d7f30e7
2f60b8dbae498ce0862f1a5d026d36b14330d1a1 M        dlls

If it makes a difference, I'm using KDE...