COMP: Fixed warnings about unused variables.
COMP: Fixed warnings about unused variables.

Change-Id: Ie5288f0c95b8a9436d94addf6ef63db58a6ac7b7

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