[gtk/ebassi/for-master] Annotate the return type for GtkTreeExpander.get_item()

[Emmanuele Bassi <ebassi src gnome org>]

commit 4f12df5f1c188d8239db5c61802a124118ad6d7c
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Tue Nov 17 13:54:22 2020 +0000

    Annotate the return type for GtkTreeExpander.get_item()
    
    We use gpointer for C convenience, but the returned value is really a
    GObject.

 gtk/gtktreeexpander.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gtk/gtktreeexpander.c b/gtk/gtktreeexpander.c
index 9b50e02039..5e1de3cf42 100644
--- a/gtk/gtktreeexpander.c
+++ b/gtk/gtktreeexpander.c
@@ -740,7 +740,7 @@ gtk_tree_expander_set_child (GtkTreeExpander *self,
  * This call is essentially equivalent to calling
  * `gtk_tree_list_row_get_item (gtk_tree_expander_get_list_row (@self))`.
  *
- * Returns: (nullable) (transfer none): The item of the row
+ * Returns: (nullable) (transfer none) (type GObject): The item of the row
  **/
 gpointer
 gtk_tree_expander_get_item (GtkTreeExpander *self)