[gnome-software/135-restart-and-install-update-button-does-not-trigger-reboot-when-using-lxde] gs-updates-page: Use gs_utils_invoke_reboot_async() to request reboot

[Milan Crha <mcrha src gnome org>]

commit d43f9fea6e7edb00921cfc8513c05b980c5ee555
Author: Milan Crha <mcrha redhat com>
Date:   Tue Jun 21 08:56:18 2022 +0200

    gs-updates-page: Use gs_utils_invoke_reboot_async() to request reboot

 src/gs-updates-page.c | 24 ++++++------------------
 1 file changed, 6 insertions(+), 18 deletions(-)
---
diff --git a/src/gs-updates-page.c b/src/gs-updates-page.c
index 22ecbf7b2..4456ddd86 100644
--- a/src/gs-updates-page.c
+++ b/src/gs-updates-page.c
@@ -961,17 +961,15 @@ upgrade_reboot_failed_cb (GObject *source,
        GsApp *app;
        g_autoptr(GError) error = NULL;
        g_autoptr(GsPluginJob) plugin_job = NULL;
-       g_autoptr(GVariant) retval = 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);
 
        app = gs_upgrade_banner_get_app (GS_UPGRADE_BANNER (self->upgrade_banner));
        if (app == NULL) {
@@ -995,7 +993,6 @@ upgrade_trigger_finished_cb (GObject *source,
                              gpointer user_data)
 {
        GsUpdatesPage *self = (GsUpdatesPage *) user_data;
-       g_autoptr(GDBusConnection) bus = NULL;
        g_autoptr(GError) error = NULL;
 
        /* get the results */
@@ -1005,16 +1002,7 @@ upgrade_trigger_finished_cb (GObject *source,
        }
 
        /* trigger reboot */
-       bus = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, NULL);
-       g_dbus_connection_call (bus,
-                               "org.gnome.SessionManager",
-                               "/org/gnome/SessionManager",
-                               "org.gnome.SessionManager",
-                               "Reboot",
-                               NULL, NULL, G_DBUS_CALL_FLAGS_NONE,
-                               G_MAXINT, NULL,
-                               upgrade_reboot_failed_cb,
-                               self);
+       gs_utils_invoke_reboot_async (NULL, upgrade_reboot_failed_cb, self);
 }
 
 static void