Index: class-wp-posts-list-table.php
===================================================================
--- class-wp-posts-list-table.php	(revision 21789)
+++ class-wp-posts-list-table.php	(working copy)
@@ -709,7 +709,8 @@
 		$post = get_default_post_to_edit( $screen->post_type );
 		$post_type_object = get_post_type_object( $screen->post_type );
 
-		$taxonomy_names = get_object_taxonomies( $screen->post_type );
+		$taxonomy_names = apply_filters( 'inline_edit_taxonomies', get_object_taxonomies( $screen->post_type ), $screen->post_type );
+
 		$hierarchical_taxonomies = array();
 		$flat_taxonomies = array();
 		foreach ( $taxonomy_names as $taxonomy_name ) {
