dbusServices/screencast: Use GTK4

The separate screencast service has some minimal GTK usage, which
we can trivially move to GTK4.

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1591>

diff --git a/js/dbusServices/screencast/screencastService.js b/js/dbusServices/screencast/screencastService.js
index 9ede9b541c3613c8384214f4df5637bb9b3b65fa..94e6f8f9cc5d898c1b6629a590f4a183456f8453 100644 (file)
--- a/js/dbusServices/screencast/screencastService.js
+++ b/js/dbusServices/screencast/screencastService.js
@@ -1,7 +1,7 @@
 // -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /* exported ScreencastService */
 
-imports.gi.versions.Gtk = '3.0';
+imports.gi.versions.Gtk = '4.0';
 
 const { Gio, GLib, Gst, Gtk } = imports.gi;
 
@@ -246,7 +246,7 @@ var ScreencastService = class extends ServiceImplementation {
         super(ScreencastIface, '/org/gnome/Shell/Screencast');
 
         Gst.init(null);
-        Gtk.init(null);
+        Gtk.init();
 
         this._recorders = new Map();
         this._senders = new Map();