Add failed builders to sheriff-o-matic.

Tools/GardeningServer/ui/ct-failing-builders-tests.html

+<!--
+Copyright 2014 The Chromium 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="ct-failing-builders.html">
+
+<script>
+(function () {
+
+var kExampleBuilders = {
+  'Win7 (dbg)': ['compile'],
+  'WebKit Mac10.6 (dbg)': ['content_browsertests', 'unit_tests'],
+  'WebKit XP': ['runhooks', 'webkit_unit_tests', 'webkit_lint'],
+};
+
+module("ct-failing-builders");
+
+asyncTest("basic", 3, function() {
+  var el = document.createElement('ct-failing-builders');
+  el.builders = kExampleBuilders;
+
+  el.async(function() {
+    var builders = el.shadowRoot.querySelectorAll('ct-builder');
+    for (var i = 0; i < builders.length; i++) {
+      var steps = builders[i].shadowRoot.querySelector('.details');
+      ok(steps.textContent == 'compile' ||
+         steps.textContent == 'content_browsertests, unit_tests' ||
+         steps.textContent == 'runhooks, webkit_unit_tests, webkit_lint');
+    }
+    start();
+  });
+});
+
+})()
+</script>