[gtk+] builder: Skip introspecting lookup_callback_symbol()

[Emmanuele Bassi <ebassi src gnome org>]

commit b2cbe7ba79da5137e9c93b652b4b30894e4c9bc6
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Thu Jun 11 11:40:37 2015 +0100

    builder: Skip introspecting lookup_callback_symbol()
    
    Opaque function pointers as return values are not really usable in high
    level languages, even via introspection.

 gtk/gtkbuilder.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkbuilder.c b/gtk/gtkbuilder.c
index 2b7a937..806fc12 100644
--- a/gtk/gtkbuilder.c
+++ b/gtk/gtkbuilder.c
@@ -2435,7 +2435,7 @@ gtk_builder_add_callback_symbols (GtkBuilder  *builder,
 }
 
 /**
- * gtk_builder_lookup_callback_symbol:
+ * gtk_builder_lookup_callback_symbol: (skip)
  * @builder: a #GtkBuilder
  * @callback_name: The name of the callback
  *