[perl-Glib] Hush a compiler warning

[Torsten Schönfeld <tsch src gnome org>]

commit 84e466ffdfe42747c4dde242812321e334f1a5c0
Author: Torsten Schönfeld <kaffeetisch gmx de>
Date:   Sun Nov 30 18:10:58 2014 +0100

    Hush a compiler warning

 GMainLoop.xs |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/GMainLoop.xs b/GMainLoop.xs
index 38e2c38..14b42ba 100644
--- a/GMainLoop.xs
+++ b/GMainLoop.xs
@@ -128,6 +128,8 @@ async_watcher_install (void)
                async_watcher_prepare,
                async_watcher_check,
                async_watcher_dispatch,
+               NULL,
+               NULL,
                NULL
        };
        /* FIXME: we never unref the watcher. */