GTK 3.22/status-notifer Fix menu position if size changed since last …

…shown

Mostly fixes serious mispositioning of network-manager applet (indicator mode) menus when connections were changed on last showing of menu and applet is on bottom panel and especially bottom right

applets/notification_area/status-notifier/sn-item.c

@@ -271,6 +271,8 @@ sn_item_button_press_event (GtkWidget      *widget,
                                     GDK_GRAVITY_SOUTH_WEST,
                                     GDK_GRAVITY_NORTH_WEST,
                                     (GdkEvent *) event);
+          /*Fix positioning if size changed since last shown*/
+          gtk_menu_reposition(priv->menu);
 #else
           gtk_menu_popup (priv->menu, NULL, NULL,
                           sn_item_popup_menu_position_func, widget,