Changes to fix problem where spurious scrollbar(s) were displayed when

the window size had changed and was able to display all rows and/or
all cols.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4251 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/generic/grid.h

@@ -309,10 +309,12 @@ class wxGrid : public wxPanel
     int        m_defaultRowHeight;
     wxArrayInt m_rowHeights;
     wxArrayInt m_rowBottoms;
+    int        m_sumRowHeights;
 
     int        m_defaultColWidth;
     wxArrayInt m_colWidths;
     wxArrayInt m_colRights;
+    int        m_sumColWidths;
 
     int m_rowLabelWidth;
     int m_colLabelHeight;