gnome: add contact/history sorting

Refs #73115

Change-Id: I7fee71c7ef330c705a010ed1aa75ff1ec1b6d426
diff --git a/src/contactsview.h b/src/contactsview.h
index df0c0ae..43c097d 100644
--- a/src/contactsview.h
+++ b/src/contactsview.h
@@ -44,8 +44,9 @@
 typedef struct _ContactsView      ContactsView;
 typedef struct _ContactsViewClass ContactsViewClass;
 
-GType      contacts_view_get_type (void) G_GNUC_CONST;
-GtkWidget *contacts_view_new      (void);
+GType      contacts_view_get_type  (void) G_GNUC_CONST;
+GtkWidget *contacts_view_new       (void);
+// void       contact_view_set_sorting(ContactsView *self, int sort);
 
 G_END_DECLS