diff -r 000000000000 -r 6474c204b198 browser/components/preferences/handlers.css
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/components/preferences/handlers.css	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,25 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#handlersView > richlistitem {
+  -moz-binding: url("chrome://browser/content/preferences/handlers.xml#handler");
+}
+
+#handlersView > richlistitem[selected="true"] {
+  -moz-binding: url("chrome://browser/content/preferences/handlers.xml#handler-selected");
+}
+
+/**
+ * Make the icons appear.
+ * Note: we display the icon box for every item whether or not it has an icon
+ * so the labels of all the items align vertically.
+ */
+.actionsMenu > menupopup > menuitem > .menu-iconic-left {
+  display: -moz-box;
+  min-width: 16px;
+}
+
+listitem.offlineapp {
+  -moz-binding: url("chrome://browser/content/preferences/handlers.xml#offlineapp");
+}