Added TodoMVC startup benchmarks.

samples/third_party/todomvc_performance/js_todomvc/components/flatiron-director/flatiron-director.html

Index: samples/third_party/todomvc_performance/js_todomvc/components/flatiron-director/flatiron-director.html
diff --git a/samples/third_party/todomvc_performance/js_todomvc/components/flatiron-director/flatiron-director.html b/samples/third_party/todomvc_performance/js_todomvc/components/flatiron-director/flatiron-director.html
new file mode 100644
index 0000000000000000000000000000000000000000..f0538cd896b6f7cd37b5cc4173b4bf81456ceef1
--- /dev/null
+++ b/samples/third_party/todomvc_performance/js_todomvc/components/flatiron-director/flatiron-director.html
@@ -0,0 +1,37 @@
+<!--
+Copyright 2013 The Polymer Authors. All rights reserved.
+Use of this source code is governed by a BSD-style
+license that can be found in the LICENSE file.
+-->
+<link rel="import" href="../polymer/polymer.html">
+<script src="director/director.min.js"></script>
+
+<polymer-element name="flatiron-director" attributes="route autoHash">
+  <script>
+    (function() {
+      var private_router;
+      Polymer('flatiron-director', {
+        autoHash: false,
+        ready: function() {
+          this.router.on(/(.*)/, function(route) {
+            this.route = route;
+          }.bind(this));
+          this.route = this.router.getRoute(0) || '';
+        },
+        routeChanged: function() {
+          if (this.autoHash) {
+            window.location.hash = this.route;
+          }
+          this.fire('director-route', this.route);
+        },
+        get router() {
+          if (!private_router) {
+            private_router = new Router();
+            private_router.init();
+          }
+          return private_router;
+        }
+      });
+    })();
+  </script>
+</polymer-element>