Ticket #21441: 21427-rtl-comment-threading.diff

wp-content/themes/twentytwelve/rtl.css

@@ -135 +135 @@
         margin-right: 0.357142857rem;
         margin-left: auto;
 }
+.commentlist .children {
+        margin-right: 48px;
+        margin-right: 3.428571429rem;
+}
 
 /* Comment form */
 #respond h3#reply-title #cancel-comment-reply-link {