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

src/gtk/window.cpp

@@ -2114,8 +2114,6 @@ void gtk_window_size_callback( GtkWidget *WXUNUSED(widget),
                 alloc->height );
 #endif
                 
-    GTK_PIZZA(win->m_wxwindow)->m_width = win->GetClientSize().x;
-
     win->m_oldClientWidth = client_width;
     win->m_oldClientHeight = client_height;