Keep old method as the old backend requires it
Keep old method as the old backend requires it

mspark93/VTK,sankhesh/VTK,keithroe/vtkoptix,sumedhasingla/VTK,mspark93/VTK,sumedhasingla/VTK,SimVascular/VTK,sumedhasingla/VTK,sankhesh/VTK,sankhesh/VTK,sumedhasingla/VTK,SimVascular/VTK,sankhesh/VTK,sankhesh/VTK,sumedhasingla/VTK,keithroe/vtkoptix,SimVascular/VTK,mspark93/VTK,sankhesh/VTK,mspark93/VTK,keithroe/vtkoptix,mspark93/VTK,sumedhasingla/VTK,mspark93/VTK,SimVascular/VTK,mspark93/VTK,keithroe/vtkoptix,sankhesh/VTK,SimVascular/VTK,mspark93/VTK,keithroe/vtkoptix,sumedhasingla/VTK,sankhesh/VTK,SimVascular/VTK,sumedhasingla/VTK,keithroe/vtkoptix,SimVascular/VTK,SimVascular/VTK,keithroe/vtkoptix,keithroe/vtkoptix