Fix g_file_copy_async() annotation
Fix g_file_copy_async() annotation

https://bugzilla.gnome.org/show_bug.cgi?id=776333

johne53/MB3Glib,endlessm/glib,endlessm/glib,endlessm/glib,endlessm/glib,johne53/MB3Glib,johne53/MB3Glib,johne53/MB3Glib,endlessm/glib,johne53/MB3Glib,johne53/MB3Glib