Index: wp-includes/post.php
===================================================================
--- wp-includes/post.php	(revision 23301)
+++ wp-includes/post.php	(working copy)
@@ -2406,7 +2406,6 @@
 
 	do_action('wp_trash_post', $post_id);
 
-	add_post_meta($post_id,'_wp_trash_meta_status', $post['post_status']);
 	add_post_meta($post_id,'_wp_trash_meta_time', time());
 
 	$post['post_status'] = 'trash';
@@ -2438,11 +2437,8 @@
 
 	do_action('untrash_post', $post_id);
 
-	$post_status = get_post_meta($post_id, '_wp_trash_meta_status', true);
+	$post['post_status'] = 'draft';
 
-	$post['post_status'] = $post_status;
-
-	delete_post_meta($post_id, '_wp_trash_meta_status');
 	delete_post_meta($post_id, '_wp_trash_meta_time');
 
 	wp_insert_post($post);