[gnome-settings-daemon] print-notifications: Remove unused enum

[Bastien Nocera <hadess src gnome org>]

commit 0aa69987973643a8ed38bebb192181a0cf2ce494
Author: Bastien Nocera <hadess hadess net>
Date:   Mon Mar 27 18:29:03 2017 +0200

    print-notifications: Remove unused enum

 .../gsd-print-notifications-manager.c              |    4 ----
 1 files changed, 0 insertions(+), 4 deletions(-)
---
diff --git a/plugins/print-notifications/gsd-print-notifications-manager.c 
b/plugins/print-notifications/gsd-print-notifications-manager.c
index ce470f0..f3dfdf2 100644
--- a/plugins/print-notifications/gsd-print-notifications-manager.c
+++ b/plugins/print-notifications/gsd-print-notifications-manager.c
@@ -93,10 +93,6 @@ struct GsdPrintNotificationsManagerPrivate
         guint                         start_idle_id;
 };
 
-enum {
-        PROP_0,
-};
-
 static void     gsd_print_notifications_manager_class_init  (GsdPrintNotificationsManagerClass *klass);
 static void     gsd_print_notifications_manager_init        (GsdPrintNotificationsManager      
*print_notifications_manager);
 static void     gsd_print_notifications_manager_finalize    (GObject                           *object);