[gnome-flashback] automount-manager: avoid deprecated g_type_class_add_private

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 4ebbe53fc8f47ddf1a1cd06e2307b504a8a0d092
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sun Sep 9 00:09:54 2018 +0300

    automount-manager: avoid deprecated g_type_class_add_private

 gnome-flashback/libautomount-manager/gsd-automount-manager.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)
---
diff --git a/gnome-flashback/libautomount-manager/gsd-automount-manager.c 
b/gnome-flashback/libautomount-manager/gsd-automount-manager.c
index 7252842..38a64cf 100644
--- a/gnome-flashback/libautomount-manager/gsd-automount-manager.c
+++ b/gnome-flashback/libautomount-manager/gsd-automount-manager.c
@@ -30,8 +30,6 @@
 #include "gsd-automount-manager.h"
 #include "gsd-autorun.h"
 
-#define GSD_AUTOMOUNT_MANAGER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GSD_TYPE_AUTOMOUNT_MANAGER, 
GsdAutomountManagerPrivate))
-
 #define GNOME_SESSION_DBUS_NAME      "org.gnome.SessionManager"
 #define GNOME_SESSION_DBUS_OBJECT    "/org/gnome/SessionManager"
 #define GNOME_SESSION_DBUS_INTERFACE "org.gnome.SessionManager"
@@ -52,7 +50,7 @@ struct GsdAutomountManagerPrivate
         GList *volume_queue;
 };
 
-G_DEFINE_TYPE (GsdAutomountManager, gsd_automount_manager, G_TYPE_OBJECT)
+G_DEFINE_TYPE_WITH_PRIVATE (GsdAutomountManager, gsd_automount_manager, G_TYPE_OBJECT)
 
 static GDBusProxy *
 get_session_proxy (void)
@@ -542,7 +540,7 @@ gsd_automount_manager_finalize (GObject *object)
 static void
 gsd_automount_manager_init (GsdAutomountManager *manager)
 {
-        manager->priv = GSD_AUTOMOUNT_MANAGER_GET_PRIVATE (manager);
+        manager->priv = gsd_automount_manager_get_instance_private (manager);
 
         g_debug ("Starting automounting manager");
 
@@ -556,8 +554,6 @@ gsd_automount_manager_class_init (GsdAutomountManagerClass *klass)
         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 
         object_class->finalize = gsd_automount_manager_finalize;
-
-        g_type_class_add_private (klass, sizeof (GsdAutomountManagerPrivate));
 }
 
 GsdAutomountManager *