[gthumb] keep a ref of the appinfo

[Paolo Bacchilega <paobac src gnome org>]

commit 3f89d7b9016e3254ffa2ef513b68521d1321b341
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sun Mar 25 12:04:09 2012 +0200

    keep a ref of the appinfo

 extensions/file_manager/callbacks.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/extensions/file_manager/callbacks.c b/extensions/file_manager/callbacks.c
index 711c4a2..5502d0c 100644
--- a/extensions/file_manager/callbacks.c
+++ b/extensions/file_manager/callbacks.c
@@ -1082,7 +1082,10 @@ _gth_browser_update_open_menu (GthBrowser *browser,
 		gtk_widget_show (menu_item);
 		gtk_menu_shell_append (GTK_MENU_SHELL (menu), menu_item);
 
-		g_object_set_data (G_OBJECT (menu_item), "appinfo", appinfo);
+		g_object_set_data_full (G_OBJECT (menu_item),
+					"appinfo",
+					g_object_ref (appinfo),
+					g_object_unref);
 		g_signal_connect (menu_item,
 				  "activate",
 				  G_CALLBACK (activate_open_with_application_item),