[evolution-ews] Allow to pass NULL for e_ews_connection_get_folder_sync

[Fabiano Fidêncio <ffidencio src gnome org>]

commit d5274e697963448b82f08f9dfb557da61319e00d
Author: Fabiano Fidêncio <fidencio redhat com>
Date:   Wed Jun 12 17:05:56 2013 +0200

    Allow to pass NULL for e_ews_connection_get_folder_sync

 src/server/e-ews-connection.c |   11 +++++------
 1 files changed, 5 insertions(+), 6 deletions(-)
---
diff --git a/src/server/e-ews-connection.c b/src/server/e-ews-connection.c
index 0bb7e93..88e3d9c 100644
--- a/src/server/e-ews-connection.c
+++ b/src/server/e-ews-connection.c
@@ -1412,7 +1412,6 @@ ews_connection_try_password_sync (ESourceAuthenticator *authenticator,
        EEwsConnection *connection;
        ESourceAuthenticationResult result;
        EwsFolderId *fid = NULL;
-       GSList *folders = NULL;
        GSList *ids = NULL;
        GError *local_error = NULL;
 
@@ -1425,13 +1424,10 @@ ews_connection_try_password_sync (ESourceAuthenticator *authenticator,
        fid->is_distinguished_id = TRUE;
        ids = g_slist_append (ids, fid);
 
-       /* FIXME Should be able to pass NULL for folders since we're
-        *       not interested.  Currently the code assumes non-NULL. */
        e_ews_connection_get_folder_sync (
                connection, EWS_PRIORITY_MEDIUM, "Default",
-               NULL, ids, &folders, cancellable, &local_error);
+               NULL, ids, NULL, cancellable, &local_error);
 
-       g_slist_free_full (folders, g_object_unref);
        g_slist_free_full (ids, (GDestroyNotify) e_ews_folder_id_free);
 
        if (local_error == NULL) {
@@ -5425,7 +5421,10 @@ e_ews_connection_get_folder_finish (EEwsConnection *cnc,
        if (g_simple_async_result_propagate_error (simple, error))
                return FALSE;
 
-       *folders = async_data->items;
+       if (folders != NULL)
+               *folders = async_data->items;
+       else
+               g_slist_free_full (async_data->items, g_object_unref);
 
        return TRUE;
 }