PERF: removed unneeded casting and recasting.
PERF: removed unneeded casting and recasting.

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