[Bug 9786] New: gpuViewer fails to start, trying to change HDC

http://bugs.winehq.org/show_bug.cgi?id=9786

Summary: gpuViewer fails to start, trying to change HDC
           Product: Wine
           Version: 0.9.45.
          Platform: PC
               URL: http://www.gpuviewer.com/index.php/download/
        OS/Version: Linux
            Status: NEW
          Keywords: download
          Severity: normal
          Priority: P2
         Component: wine-directx-d3d
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]

gpuViewer Tech Preview does not start.  Wine displays errors about the app
doing an invalid operation on the root window, then one about changing the
device context which OpenGL does not allow.  An X error follows.

fixme:win:EnumDisplayDevicesW ((null),0,0x34bde0,0x00000000), stub!
fixme:d3d:IWineD3DDeviceImpl_GetAvailableTextureMem (0x135c18) : stub,
simulating 64MB for now, returning 64MB left
err:wgl:X11DRV_SetPixelFormat Invalid operation on root_window
err:d3d:CreateContext HDC=0x320 is already set to iPixelFormat=1 and OpenGL
doesn't allow changes!
X Error of failed request:  BadMatch (invalid parameter attributes)
  Major opcode of failed request:  143 (GLX)
  Minor opcode of failed request:  5 (X_GLXMakeCurrent)
  Serial number of failed request:  473
  Current serial number in output stream:  473