COMP: fix unused var warning
COMP: fix unused var warning

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