Add nullable annotations to GtkShortcutFunc

Fixes #3593

diff --git a/gtk/gtkshortcutaction.h b/gtk/gtkshortcutaction.h
index 9c874a641b505a5e0e70160937414116514e2c68..9c15172a96f4aa141b5b59a5a41a82b5d86e9df0 100644 (file)
--- a/gtk/gtkshortcutaction.h
+++ b/gtk/gtkshortcutaction.h
@@ -33,8 +33,8 @@ G_BEGIN_DECLS
 /**
  * GtkShortcutFunc:
  * @widget: The widget passed to the activation
- * @args: The arguments passed to the activation
- * @user_data: The user data provided when activating the action
+ * @args: (nullable): The arguments passed to the activation
+ * @user_data: (nullable): The user data provided when activating the action
  *
  * Prototype for shortcuts based on user callbacks.
  */