COMP: Fixed a compilation issue with SafeDownCast
COMP: Fixed a compilation issue with SafeDownCast

aashish24/VTK-old,keithroe/vtkoptix,mspark93/VTK,daviddoria/PointGraphsPhase1,aashish24/VTK-old,sumedhasingla/VTK,collects/VTK,ashray/VTK-EVM,Wuteyan/VTK,aashish24/VTK-old,biddisco/VTK,arnaudgelas/VTK,candy7393/VTK,ashray/VTK-EVM,berendkleinhaneveld/VTK,Wuteyan/VTK,mspark93/VTK,jeffbaumes/jeffbaumes-vtk,sumedhasingla/VTK,candy7393/VTK,sankhesh/VTK,spthaolt/VTK,biddisco/VTK,collects/VTK,sumedhasingla/VTK,msmolens/VTK,jmerkow/VTK,ashray/VTK-EVM,hendradarwin/VTK,demarle/VTK,Wuteyan/VTK,demarle/VTK,arnaudgelas/VTK,msmolens/VTK,collects/VTK,sankhesh/VTK,SimVascular/VTK,gram526/VTK,berendkleinhaneveld/VTK,msmolens/VTK,aashish24/VTK-old,msmolens/VTK,berendkleinhaneveld/VTK,gram526/VTK,collects/VTK,demarle/VTK,cjh1/VTK,sumedhasingla/VTK,collects/VTK,candy7393/VTK,biddisco/VTK,hendradarwin/VTK,daviddoria/PointGraphsPhase1,ashray/VTK-EVM,keithroe/vtkoptix,candy7393/VTK,jmerkow/VTK,daviddoria/PointGraphsPhase1,ashray/VTK-EVM,gram526/VTK,jmerkow/VTK,jeffbaumes/jeffbaumes-vtk,arnaudgelas/VTK,SimVascular/VTK,demarle/VTK,gram526/VTK,mspark93/VTK,johnkit/vtk-dev,jmerkow/VTK,candy7393/VTK,msmolens/VTK,jeffbaumes/jeffbaumes-vtk,naucoin/VTKSlicerWidgets,jeffbaumes/jeffbaumes-vtk,keithroe/vtkoptix,keithroe/vtkoptix,johnkit/vtk-dev,cjh1/VTK,gram526/VTK,naucoin/VTKSlicerWidgets,mspark93/VTK,msmolens/VTK,johnkit/vtk-dev,spthaolt/VTK,SimVascular/VTK,sankhesh/VTK,jeffbaumes/jeffbaumes-vtk,mspark93/VTK,johnkit/vtk-dev,jmerkow/VTK,demarle/VTK,biddisco/VTK,msmolens/VTK,keithroe/vtkoptix,candy7393/VTK,demarle/VTK,arnaudgelas/VTK,ashray/VTK-EVM,spthaolt/VTK,biddisco/VTK,naucoin/VTKSlicerWidgets,berendkleinhaneveld/VTK,daviddoria/PointGraphsPhase1,cjh1/VTK,jmerkow/VTK,johnkit/vtk-dev,sankhesh/VTK,sankhesh/VTK,hendradarwin/VTK,candy7393/VTK,msmolens/VTK,demarle/VTK,sumedhasingla/VTK,gram526/VTK,keithroe/vtkoptix,aashish24/VTK-old,ashray/VTK-EVM,naucoin/VTKSlicerWidgets,berendkleinhaneveld/VTK,johnkit/vtk-dev,Wuteyan/VTK,johnkit/vtk-dev,Wuteyan/VTK,jeffbaumes/jeffbaumes-vtk,arnaudgelas/VTK,SimVascular/VTK,Wuteyan/VTK,jmerkow/VTK,arnaudgelas/VTK,keithroe/vtkoptix,spthaolt/VTK,cjh1/VTK,hendradarwin/VTK,spthaolt/VTK,gram526/VTK,SimVascular/VTK,SimVascular/VTK,hendradarwin/VTK,jmerkow/VTK,spthaolt/VTK,berendkleinhaneveld/VTK,mspark93/VTK,collects/VTK,ashray/VTK-EVM,naucoin/VTKSlicerWidgets,sankhesh/VTK,daviddoria/PointGraphsPhase1,aashish24/VTK-old,mspark93/VTK,mspark93/VTK,sankhesh/VTK,demarle/VTK,keithroe/vtkoptix,gram526/VTK,cjh1/VTK,cjh1/VTK,SimVascular/VTK,sumedhasingla/VTK,daviddoria/PointGraphsPhase1,spthaolt/VTK,biddisco/VTK,hendradarwin/VTK,berendkleinhaneveld/VTK,sumedhasingla/VTK,sumedhasingla/VTK,Wuteyan/VTK,hendradarwin/VTK,sankhesh/VTK,biddisco/VTK,naucoin/VTKSlicerWidgets,SimVascular/VTK,candy7393/VTK