[Bug 18683] New: d3d9/visual: tests fail with pbuffer enabled

http://bugs.winehq.org/show_bug.cgi?id=18683

Summary: d3d9/visual: tests fail with pbuffer enabled
           Product: Wine
           Version: 1.1.22
          Platform: PC-x86-64
               URL: http://test.winehq.org/data/22a277cc2ea99285c4be50633e
                    db3db1a526dc1c/wine_ae-ub904-pbuffer/d3d9:visual.html
        OS/Version: Linux
            Status: NEW
          Keywords: download, testcase
          Severity: minor
          Priority: P2
         Component: directx-d3d
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]

Created an attachment (id=21392)
 --> (http://bugs.winehq.org/attachment.cgi?id=21392)
+d3d9, from a different test run

visual.c:183: Driver string: "Display"
visual.c:184: Description string: "NVIDIA GeForce 9800 GT"
visual.c:185: Device name string: "\.\DISPLAY"
visual.c:186: Driver version 7.15.11.8044

The tests pass fine with backbuffer.