BUG: Initialize MarkerSize in vtkPlotPoints.
BUG: Initialize MarkerSize in vtkPlotPoints.

Change-Id: I6517ba291a3bbfa6656ae692a42960d1996184c0

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