[gnome-photos] tracker-change-monitor: Use G_DECLARE_FINAL_TYPE

[Debarshi Ray <debarshir src gnome org>]

commit 4fb51000a323f7444fc1378176b528949bd60f80
Author: Umang Jain <mailumangjain gmail com>
Date:   Wed Sep 6 01:04:00 2017 +0530

    tracker-change-monitor: Use G_DECLARE_FINAL_TYPE
    
    https://bugzilla.gnome.org/show_bug.cgi?id=763712

 src/photos-tracker-change-monitor.c |    5 -----
 src/photos-tracker-change-monitor.h |   18 +++++-------------
 2 files changed, 5 insertions(+), 18 deletions(-)
---
diff --git a/src/photos-tracker-change-monitor.c b/src/photos-tracker-change-monitor.c
index 75b9fb2..d8da8af 100644
--- a/src/photos-tracker-change-monitor.c
+++ b/src/photos-tracker-change-monitor.c
@@ -47,11 +47,6 @@ struct _PhotosTrackerChangeMonitor
   guint pending_events_id;
 };
 
-struct _PhotosTrackerChangeMonitorClass
-{
-  GObjectClass parent_class;
-};
-
 enum
 {
   CHANGES_PENDING,
diff --git a/src/photos-tracker-change-monitor.h b/src/photos-tracker-change-monitor.h
index 69a04d3..1abb353 100644
--- a/src/photos-tracker-change-monitor.h
+++ b/src/photos-tracker-change-monitor.h
@@ -30,19 +30,11 @@
 G_BEGIN_DECLS
 
 #define PHOTOS_TYPE_TRACKER_CHANGE_MONITOR (photos_tracker_change_monitor_get_type ())
-
-#define PHOTOS_TRACKER_CHANGE_MONITOR(obj) \
-  (G_TYPE_CHECK_INSTANCE_CAST ((obj), \
-   PHOTOS_TYPE_TRACKER_CHANGE_MONITOR, PhotosTrackerChangeMonitor))
-
-#define PHOTOS_IS_TRACKER_CHANGE_MONITOR(obj) \
-  (G_TYPE_CHECK_INSTANCE_TYPE ((obj), \
-   PHOTOS_TYPE_TRACKER_CHANGE_MONITOR))
-
-typedef struct _PhotosTrackerChangeMonitor      PhotosTrackerChangeMonitor;
-typedef struct _PhotosTrackerChangeMonitorClass PhotosTrackerChangeMonitorClass;
-
-GType                        photos_tracker_change_monitor_get_type         (void) G_GNUC_CONST;
+G_DECLARE_FINAL_TYPE (PhotosTrackerChangeMonitor,
+                      photos_tracker_change_monitor,
+                      PHOTOS,
+                      TRACKER_CHANGE_MONITOR,
+                      GObject);
 
 PhotosTrackerChangeMonitor  *photos_tracker_change_monitor_dup_singleton    (GCancellable *cancellable,
                                                                              GError **error);