Better place for coordinate mirroring and removal

of stupid hack.
  This makes the positioning correct in the end but
    leaves window hopping when resizing unsolved
    in RTL mode.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@42000 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gtk/win_gtk.h

@@ -53,8 +53,6 @@ struct _GtkPizza
     guint m_xoffset;
     guint m_yoffset;
     
-    gint  m_width;
-
     GdkWindow *bin_window;
 };