[gnome-software/135-restart-and-install-update-button-does-not-trigger-reboot-when-using-lxde: 148/153] gs-application: Use new gs_utils_invoke_reboot_finish()

[Milan Crha <mcrha src gnome org>]

commit 8f5ed8365e19af8de43b02bf618ecdb9ce733401
Author: Milan Crha <mcrha redhat com>
Date:   Tue Jun 21 08:55:14 2022 +0200

    gs-application: Use new gs_utils_invoke_reboot_finish()

 src/gs-application.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)
---
diff --git a/src/gs-application.c b/src/gs-application.c
index b9f32cfb3..684bb3e2c 100644
--- a/src/gs-application.c
+++ b/src/gs-application.c
@@ -289,18 +289,16 @@ reboot_failed_cb (GObject *source, GAsyncResult *res, gpointer user_data)
 {
        GsApplication *app = GS_APPLICATION (user_data);
        g_autoptr(GError) error = NULL;
-       g_autoptr(GVariant) retval = NULL;
        g_autoptr(GsPluginJob) plugin_job = NULL;
 
        /* get result */
-       retval = g_dbus_connection_call_finish (G_DBUS_CONNECTION (source), res, &error);
-       if (retval != NULL)
+       if (gs_utils_invoke_reboot_finish (source, res, &error))
                return;
 
-       if (error != NULL) {
-               g_warning ("Calling org.gnome.SessionManager.Reboot failed: %s",
-                          error->message);
-       }
+       if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
+               g_debug ("Calling reboot had been cancelled");
+       else if (error != NULL)
+               g_warning ("Calling reboot failed: %s", error->message);
 
        /* cancel trigger */
        plugin_job = gs_plugin_job_newv (GS_PLUGIN_ACTION_UPDATE_CANCEL, NULL);