[nautilus] bookmark: fix runtime warning

[Cosimo Cecchi <cosimoc src gnome org>]

commit 33567d58cdb9974a28f4ad3dc46c7e7c496cb7b4
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Sat Feb 15 18:02:41 2014 -0800

    bookmark: fix runtime warning
    
    We did not reset the timeout id to zero when the callback was reached,
    causing the finalize code to try to remove an invalid source ID later.

 libnautilus-private/nautilus-bookmark.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/libnautilus-private/nautilus-bookmark.c b/libnautilus-private/nautilus-bookmark.c
index 112d974..2655f48 100644
--- a/libnautilus-private/nautilus-bookmark.c
+++ b/libnautilus-private/nautilus-bookmark.c
@@ -387,6 +387,7 @@ static gboolean
 exists_non_native_idle_cb (gpointer user_data)
 {
        NautilusBookmark *bookmark = user_data;
+       bookmark->details->exists_id = 0;
        nautilus_bookmark_set_exists (bookmark, FALSE);
 
        return FALSE;