Fix warning on Visual Studio
Fix warning on Visual Studio

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