find_xwidget_for_offscreen_window  793 src/xwidget.c    struct xwidget *xw = find_xwidget_for_offscreen_window (window);
find_xwidget_for_offscreen_window  830 src/xwidget.c    struct xwidget *xw = find_xwidget_for_offscreen_window (window);
find_xwidget_for_offscreen_window 2337 src/xwidget.c    src = find_xwidget_for_offscreen_window (GDK_WINDOW (user_data));