COMP: Fix unused variable warning
COMP: Fix unused variable warning

Change-Id: I4162b8cd2fcc245a42470af5b2689c1350cfd4d7

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