Getting rid of compiler warnings and PrintSelf test failure.
Getting rid of compiler warnings and PrintSelf test failure.

Change-Id: I99265edc662cb9ab159795ae861a9a15e677623a

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