[gnome-settings-daemon] power: Use cancellable for UPower kbd proxy calls

[Bastien Nocera <hadess src gnome org>]

commit 14511fbcc6e2b3b5944fc54d22c9301af89ef25c
Author: Bastien Nocera <hadess hadess net>
Date:   Mon Jan 30 12:17:21 2017 +0100

    power: Use cancellable for UPower kbd proxy calls
    
    Even if those are sync now, they might not be in the future.

 plugins/power/gsd-power-manager.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/plugins/power/gsd-power-manager.c b/plugins/power/gsd-power-manager.c
index ce0d2b9..63c4480 100644
--- a/plugins/power/gsd-power-manager.c
+++ b/plugins/power/gsd-power-manager.c
@@ -1137,7 +1137,7 @@ upower_kbd_set_brightness (GsdPowerManager *manager, guint value, GError **error
                                          g_variant_new ("(i)", (gint) value),
                                          G_DBUS_CALL_FLAGS_NONE,
                                          -1,
-                                         NULL,
+                                         manager->priv->cancellable,
                                          error);
         if (retval == NULL)
                 return FALSE;
@@ -1966,7 +1966,7 @@ power_keyboard_proxy_ready_cb (GObject             *source_object,
                                         NULL,
                                         G_DBUS_CALL_FLAGS_NONE,
                                         -1,
-                                        NULL,
+                                        manager->priv->cancellable,
                                         &error);
         if (k_now == NULL) {
                 if (error->domain != G_DBUS_ERROR ||
@@ -1986,7 +1986,7 @@ power_keyboard_proxy_ready_cb (GObject             *source_object,
                                         NULL,
                                         G_DBUS_CALL_FLAGS_NONE,
                                         -1,
-                                        NULL,
+                                        manager->priv->cancellable,
                                         &error);
         if (k_max == NULL) {
                 g_warning ("Failed to get max brightness: %s", error->message);