[gnome-photos] main-toolbar: Use G_DECLARE_FINAL_TYPE

[Debarshi Ray <debarshir src gnome org>]

commit 4bd53f944aae9a92d008d093d1b583782eacad47
Author: Debarshi Ray <debarshir gnome org>
Date:   Tue Feb 28 10:59:02 2017 +0100

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

 src/photos-main-toolbar.c |    5 -----
 src/photos-main-toolbar.h |   14 +-------------
 2 files changed, 1 insertions(+), 18 deletions(-)
---
diff --git a/src/photos-main-toolbar.c b/src/photos-main-toolbar.c
index 68803a9..a530b49 100644
--- a/src/photos-main-toolbar.c
+++ b/src/photos-main-toolbar.c
@@ -61,11 +61,6 @@ struct _PhotosMainToolbar
   PhotosSelectionController *sel_cntrlr;
 };
 
-struct _PhotosMainToolbarClass
-{
-  GtkBoxClass parent_class;
-};
-
 enum
 {
   PROP_0,
diff --git a/src/photos-main-toolbar.h b/src/photos-main-toolbar.h
index dcce8cb..f5a0319 100644
--- a/src/photos-main-toolbar.h
+++ b/src/photos-main-toolbar.h
@@ -32,19 +32,7 @@
 G_BEGIN_DECLS
 
 #define PHOTOS_TYPE_MAIN_TOOLBAR (photos_main_toolbar_get_type ())
-
-#define PHOTOS_MAIN_TOOLBAR(obj) \
-  (G_TYPE_CHECK_INSTANCE_CAST ((obj), \
-   PHOTOS_TYPE_MAIN_TOOLBAR, PhotosMainToolbar))
-
-#define PHOTOS_IS_MAIN_TOOLBAR(obj) \
-  (G_TYPE_CHECK_INSTANCE_TYPE ((obj), \
-   PHOTOS_TYPE_MAIN_TOOLBAR))
-
-typedef struct _PhotosMainToolbar      PhotosMainToolbar;
-typedef struct _PhotosMainToolbarClass PhotosMainToolbarClass;
-
-GType                  photos_main_toolbar_get_type               (void) G_GNUC_CONST;
+G_DECLARE_FINAL_TYPE (PhotosMainToolbar, photos_main_toolbar, PHOTOS, MAIN_TOOLBAR, GtkBox);
 
 GtkWidget             *photos_main_toolbar_new                    (GtkOverlay *overlay);