[gjs] Remove unneeded arguments for gio-cat.js

[Colin Walters <walters src gnome org>]

commit d12ad696949c93abe39ae378c644f1ca9abde179
Author: Heiher <admin heiher info>
Date:   Wed May 22 23:49:33 2013 +0100

    Remove unneeded arguments for gio-cat.js
    
    https://bugzilla.gnome.org/show_bug.cgi?id=693294

 examples/gio-cat.js |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/examples/gio-cat.js b/examples/gio-cat.js
index c2c3bfe..5fc022b 100644
--- a/examples/gio-cat.js
+++ b/examples/gio-cat.js
@@ -14,7 +14,7 @@ function cat(filename) {
         }
         print(contents);
         Mainloop.quit('');
-    }, null);
+    });
 
     Mainloop.run('');
 }