dbusServices/extensions: Stop using GtkContainer API

The interface has been removed in GTK4, so use widget-specific API
for adding children where possible.

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1495>

diff --git a/js/dbusServices/extensions/extensionsService.js b/js/dbusServices/extensions/extensionsService.js
index cc40a56d7e44c93e94f0071619e24f321d01cfe1..456ca6ba79eca3902c8b8e0b2adb9701f4c8abcd 100644 (file)
--- a/js/dbusServices/extensions/extensionsService.js
+++ b/js/dbusServices/extensions/extensionsService.js
@@ -204,7 +204,7 @@ var ExtensionPrefsDialog = GObject.registerClass({
             prefsModule.init(extension.metadata);
 
             const widget = prefsModule.buildPrefsWidget();
-            this._stack.add(widget);
+            this._stack.add_named(widget, 'prefs');
             this._stack.visible_child = widget;
         } catch (e) {
             this._setError(e);