[gtk/matthiasc/for-master: 15/15] Add a forgotten export

[Matthias Clasen <matthiasc src gnome org>]

commit 1995ad6d63509dbb4e3f050bc18f9f352f86aba5
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun May 31 16:47:53 2020 -0400

    Add a forgotten export
    
    gtk_column_view_sort_by was missing a GDK_AVAILABLE_IN_ALL
    annotation, causing it to not be exported.

 gtk/gtkcolumnview.h | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/gtk/gtkcolumnview.h b/gtk/gtkcolumnview.h
index 8547d41698..2e1437b8f4 100644
--- a/gtk/gtkcolumnview.h
+++ b/gtk/gtkcolumnview.h
@@ -77,6 +77,7 @@ void            gtk_column_view_set_show_separators             (GtkColumnView
 GDK_AVAILABLE_IN_ALL
 GtkSorter *     gtk_column_view_get_sorter                      (GtkColumnView          *self);
 
+GDK_AVAILABLE_IN_ALL
 void            gtk_column_view_sort_by_column                  (GtkColumnView          *self,
                                                                  GtkColumnViewColumn    *column,
                                                                  GtkSortType             direction);