Remove resize callback

A resize triggers an Expose event and we are going to handle changed
windows sizes there. So remove resize callback.

xwin.c

@@ -334,15 +334,6 @@ a_removehelp(Widget w, XEvent* event, String* params, Cardinal* num_params)
  * callback routines 
  */
 
-static void
-c_resize(Widget w, XtPointer data, XEvent* event, Boolean* continue_to_dispatch)
-{
-    UNUSED(w, data, event, continue_to_dispatch);
-    /*
-     * printf("Resize\n"); 
-     */
-    xrepaint();
-}
 
 static void
 c_repaint(Widget w, XtPointer data, XEvent* event, Boolean* continue_to_dispatch)
@@ -440,7 +431,6 @@ int xsetup(int* argcp, char** argv)
      * events 
      */
     XtAddEventHandler(w, ExposureMask, False, c_repaint, NULL);
-    XtAddEventHandler(w, StructureNotifyMask, False, c_resize, NULL);
     XtAugmentTranslations(w, trans_table);
 
     XtRealizeWidget(toplevel);