BUG: Fixed bug 10489 - plot range initialization.
BUG: Fixed bug 10489 - plot range initialization.

Fixed a flaw in the plot range calculation logic - if the first plot was
not visible then the range was incorrectly initialized.

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