filechooserwidget: Disconnect settings signal on dispose

Settings signal was not being disconnected on dispose causing
application crash when user changed icon theme after dialog disposal.

diff --git a/gtk/gtkfilechooserwidget.c b/gtk/gtkfilechooserwidget.c
index 751357d4357bc98e6b9c5e396dfba810f44169cf..2f6a2bda39f1a11c93f782ea7cfcc877c46130d0 100644 (file)
--- a/gtk/gtkfilechooserwidget.c
+++ b/gtk/gtkfilechooserwidget.c
@@ -3115,6 +3115,7 @@ gtk_file_chooser_widget_dispose (GObject *object)
       location_entry_disconnect (impl);
       impl->external_entry = NULL;
     }
+  remove_settings_signal (impl, gtk_widget_get_display (GTK_WIDGET (impl)));
 
   g_clear_pointer (&impl->box, gtk_widget_unparent);