Ticket #27133: 27133.patch

src/wp-includes/taxonomy.php

@@ -1972 +1972 @@
         if ( !is_array($taxonomies) )
                 $taxonomies = array($taxonomies);
 
-        foreach ( (array) $taxonomies as $taxonomy ) {
+        foreach ( $taxonomies as $taxonomy ) {
                 if ( ! taxonomy_exists($taxonomy) )
                         return new WP_Error('invalid_taxonomy', __('Invalid taxonomy'));
         }