//function : Compute
//purpose :
//=======================================================================
-void AIS_XRTrackedDevice::Compute (const Handle(PrsMgr_PresentationManager3d)& ,
+void AIS_XRTrackedDevice::Compute (const Handle(PrsMgr_PresentationManager)& ,
const Handle(Prs3d_Presentation)& thePrs,
const Standard_Integer theMode)
{