Add nullable return annotation to gtk_text_mark_get_name

https://bugzilla.gnome.org/show_bug.cgi?id=781936

diff --git a/gtk/gtktextmark.c b/gtk/gtktextmark.c
index dc8f78c44fec5f99a5a90b4aaba2dae9ea672543..ba2544ab4f537a2cf45cb862786ca2fd3c7efe5a 100644 (file)
--- a/gtk/gtktextmark.c
+++ b/gtk/gtktextmark.c
@@ -294,7 +294,7 @@ gtk_text_mark_get_visible (GtkTextMark *mark)
  * 
  * Returns the mark name; returns NULL for anonymous marks.
  * 
- * Returns: mark name
+ * Returns: (nullable): mark name
  **/
 const char *
 gtk_text_mark_get_name (GtkTextMark *mark)