COMP: Fixed compiler warning about unused variable.
COMP: Fixed compiler warning about unused variable.

Change-Id: I34e979bf084a0944a03d763fd343cf0f97ae592e

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