Fixed unused variable warning.
Fixed unused variable warning.

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