Fix typo in call to superclass method.
Fix typo in call to superclass method.

Copy/paste error!

jmerkow/VTK,sumedhasingla/VTK,sankhesh/VTK,sankhesh/VTK,gram526/VTK,SimVascular/VTK,sankhesh/VTK,msmolens/VTK,sankhesh/VTK,gram526/VTK,gram526/VTK,jmerkow/VTK,keithroe/vtkoptix,jmerkow/VTK,demarle/VTK,sumedhasingla/VTK,demarle/VTK,sumedhasingla/VTK,gram526/VTK,SimVascular/VTK,keithroe/vtkoptix,mspark93/VTK,demarle/VTK,SimVascular/VTK,SimVascular/VTK,keithroe/vtkoptix,keithroe/vtkoptix,keithroe/vtkoptix,msmolens/VTK,mspark93/VTK,keithroe/vtkoptix,msmolens/VTK,msmolens/VTK,msmolens/VTK,gram526/VTK,jmerkow/VTK,mspark93/VTK,mspark93/VTK,sankhesh/VTK,keithroe/vtkoptix,sumedhasingla/VTK,SimVascular/VTK,sankhesh/VTK,SimVascular/VTK,mspark93/VTK,mspark93/VTK,sumedhasingla/VTK,demarle/VTK,msmolens/VTK,sankhesh/VTK,sankhesh/VTK,demarle/VTK,sumedhasingla/VTK,gram526/VTK,sumedhasingla/VTK,jmerkow/VTK,mspark93/VTK,demarle/VTK,gram526/VTK,demarle/VTK,demarle/VTK,msmolens/VTK,jmerkow/VTK,sumedhasingla/VTK,mspark93/VTK,jmerkow/VTK,msmolens/VTK,jmerkow/VTK,keithroe/vtkoptix,gram526/VTK,SimVascular/VTK,SimVascular/VTK