[evolution-data-server] e_book_backend_remove_view(): Check for match before unreffing view.

[Matthew Barnes <mbarnes src gnome org>]

commit 2ef33a6754ff65ad750ab098d99612f6f5656a2c
Author: Matthew Barnes <mbarnes redhat com>
Date:   Mon Mar 25 11:23:52 2013 -0400

    e_book_backend_remove_view(): Check for match before unreffing view.

 addressbook/libedata-book/e-book-backend.c |   13 +++++++++++--
 1 files changed, 11 insertions(+), 2 deletions(-)
---
diff --git a/addressbook/libedata-book/e-book-backend.c b/addressbook/libedata-book/e-book-backend.c
index 1a192f1..4f17bcb 100644
--- a/addressbook/libedata-book/e-book-backend.c
+++ b/addressbook/libedata-book/e-book-backend.c
@@ -902,12 +902,21 @@ void
 e_book_backend_remove_view (EBookBackend *backend,
                             EDataBookView *view)
 {
+       GList *list, *link;
+
        g_return_if_fail (E_IS_BOOK_BACKEND (backend));
 
        g_mutex_lock (&backend->priv->views_mutex);
 
-       backend->priv->views = g_list_remove (backend->priv->views, view);
-       g_object_unref (view);
+       list = backend->priv->views;
+
+       link = g_list_find (list, view);
+       if (link != NULL) {
+               g_object_unref (view);
+               list = g_list_delete_link (list, link);
+       }
+
+       backend->priv->views = list;
 
        g_mutex_unlock (&backend->priv->views_mutex);
 }