[vala] vapi: Update GIR-based bindings

[Rico Tzschichholz <ricotz src gnome org>]

commit b79a4a188b58b006873fd63ac6b7307bdd2476dd
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Thu Sep 6 08:21:29 2018 +0200

    vapi: Update GIR-based bindings

 vapi/gtk+-3.0.vapi | 3 +++
 vapi/gtk+-4.0.vapi | 3 +++
 2 files changed, 6 insertions(+)
---
diff --git a/vapi/gtk+-3.0.vapi b/vapi/gtk+-3.0.vapi
index aebf5eb18..2e0755dab 100644
--- a/vapi/gtk+-3.0.vapi
+++ b/vapi/gtk+-3.0.vapi
@@ -919,6 +919,9 @@ namespace Gtk {
                [NoAccessorMethod]
                [Version (since = "3.4")]
                public bool register_session { get; set; }
+               [NoAccessorMethod]
+               [Version (since = "3.24")]
+               public bool screensaver_active { get; }
                [Version (since = "3.2")]
                public virtual signal void window_added (Gtk.Window window);
                [Version (since = "3.2")]
diff --git a/vapi/gtk+-4.0.vapi b/vapi/gtk+-4.0.vapi
index f7ec4e2c3..a7cb69c12 100644
--- a/vapi/gtk+-4.0.vapi
+++ b/vapi/gtk+-4.0.vapi
@@ -6594,6 +6594,9 @@ namespace Gtk {
                public GLib.MenuModel menubar { get; set; }
                [NoAccessorMethod]
                public bool register_session { get; set; }
+               [NoAccessorMethod]
+               [Version (since = "3.24")]
+               public bool screensaver_active { get; }
                public virtual signal void window_added (Gtk.Window window);
                public virtual signal void window_removed (Gtk.Window window);
        }