[Bug 31812] New: Silverlight 4.x/5.x windows have repainting problems

http://bugs.winehq.org/show_bug.cgi?id=31812

Bug #: 31812
           Summary: Silverlight 4.x/5.x windows have repainting problems
           Product: Wine
           Version: 1.5.13
          Platform: x86
        OS/Version: Linux
            Status: NEW
          Severity: minor
          Priority: P2
         Component: winex11.drv
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]
    Classification: Unclassified
   Regression SHA1: 33ac850c80634c891b0c157bbffa612f70954a40

Created attachment 41860
  --> http://bugs.winehq.org/attachment.cgi?id=41860
Screenshot demonstrating the rendering problem

Silverlight windows have a problem repainting since commit
33ac850c80634c891b0c157bbffa612f70954a40 (screenshot attached, not a duplicate
of Bug #31754).  The issue can be worked around by setting
ClientSideGraphics="N", but otherwise this issue makes it frustrating to use
Silverlight apps.