[gnome-photos] selection-controller: Use G_DECLARE_FINAL_TYPE

[Debarshi Ray <debarshir src gnome org>]

commit dd2f4bfd4552c51ac7cf2d85d1ec7e9ab323e5e2
Author: Umang Jain <mailumangjain gmail com>
Date:   Wed Sep 6 00:23:03 2017 +0530

    selection-controller: Use G_DECLARE_FINAL_TYPE
    
    https://bugzilla.gnome.org/show_bug.cgi?id=763712

 src/photos-selection-controller.c |    5 -----
 src/photos-selection-controller.h |   14 +-------------
 2 files changed, 1 insertions(+), 18 deletions(-)
---
diff --git a/src/photos-selection-controller.c b/src/photos-selection-controller.c
index d4746b0..24b07f3 100644
--- a/src/photos-selection-controller.c
+++ b/src/photos-selection-controller.c
@@ -43,11 +43,6 @@ struct _PhotosSelectionController
   gboolean is_frozen;
 };
 
-struct _PhotosSelectionControllerClass
-{
-  GObjectClass parent_class;
-};
-
 enum
 {
   SELECTION_CHANGED,
diff --git a/src/photos-selection-controller.h b/src/photos-selection-controller.h
index 1a05452..5afd10c 100644
--- a/src/photos-selection-controller.h
+++ b/src/photos-selection-controller.h
@@ -30,19 +30,7 @@
 G_BEGIN_DECLS
 
 #define PHOTOS_TYPE_SELECTION_CONTROLLER (photos_selection_controller_get_type ())
-
-#define PHOTOS_SELECTION_CONTROLLER(obj) \
-  (G_TYPE_CHECK_INSTANCE_CAST ((obj), \
-   PHOTOS_TYPE_SELECTION_CONTROLLER, PhotosSelectionController))
-
-#define PHOTOS_IS_SELECTION_CONTROLLER(obj) \
-  (G_TYPE_CHECK_INSTANCE_TYPE ((obj), \
-   PHOTOS_TYPE_SELECTION_CONTROLLER))
-
-typedef struct _PhotosSelectionController      PhotosSelectionController;
-typedef struct _PhotosSelectionControllerClass PhotosSelectionControllerClass;
-
-GType                       photos_selection_controller_get_type           (void) G_GNUC_CONST;
+G_DECLARE_FINAL_TYPE (PhotosSelectionController, photos_selection_controller, PHOTOS, SELECTION_CONTROLLER, 
GObject);
 
 PhotosSelectionController  *photos_selection_controller_dup_singleton      (void);