remove unused variable
remove unused variable

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