[rhythmbox] metadata: don't return empty arrays of missing plugins

[Jonathan Matthew <jmatthew src gnome org>]

commit 5e20abddb62416fa47baed2ee5167d76d32b88c0
Author: Jonathan Matthew <jonathan d14n org>
Date:   Fri Mar 11 18:55:51 2011 +1000

    metadata: don't return empty arrays of missing plugins
    
    fixes error messages on podcast download completion

 metadata/rb-metadata-dbus-client.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/metadata/rb-metadata-dbus-client.c b/metadata/rb-metadata-dbus-client.c
index 429b5ed..4acff09 100644
--- a/metadata/rb-metadata-dbus-client.c
+++ b/metadata/rb-metadata-dbus-client.c
@@ -527,7 +527,7 @@ rb_metadata_get_missing_plugins (RBMetaData *md,
 				 char ***missing_plugins,
 				 char ***plugin_descriptions)
 {
-	if (md->priv->missing_plugins == NULL) {
+	if (rb_metadata_has_missing_plugins (md) == FALSE) {
 		return FALSE;
 	}