xwidget of type `cairo' but doesn't do anything useful.
//Cairo view
//uhm cairo is differentish in gtk 3.
//gdk_cairo_create (gtk_widget_get_window (FRAME_GTK_WIDGET (s->f)));
+ xv->widget = gtk_drawing_area_new();
+ g_signal_connect (G_OBJECT ( xv->widget), "draw",
+ G_CALLBACK (xwidget_osr_draw_callback), NULL);
+
} else if (EQ(xww->type, Qwebkit_osr)||
EQ(xww->type, Qsocket_osr)||
(!NILP (Fget(xww->type, QCxwgir_class))))//xwgir widgets are OSR