Remove GardeningServer.

Tools/GardeningServer/ui/ct-master-failure-card.html

Index: Tools/GardeningServer/ui/ct-master-failure-card.html
diff --git a/Tools/GardeningServer/ui/ct-master-failure-card.html b/Tools/GardeningServer/ui/ct-master-failure-card.html
deleted file mode 100644
index 92b21f79379f4b67de9d30eda5d25d1a381e5227..0000000000000000000000000000000000000000
--- a/Tools/GardeningServer/ui/ct-master-failure-card.html
+++ /dev/null
@@ -1,26 +0,0 @@
-<!--
-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.
--->
-
-<polymer-element name="ct-master-failure-card" attributes="group" noscript>
-  <template>
-    <style>
-      :host {
-        display: block;
-      }
-      div {
-        margin-bottom: 10px;
-        font-weight: bold;
-        color: red;
-      }
-    </style>
-    <div>
-      <a href="{{ group.failure.masterUrl }}">{{ group.failure.masterUrl }}</a>
-      <span id="masterAlert">master data {{ group.failure.hoursSinceLastUpdate }} hours stale.</span>
-    </div>
-  </template>
-</polymer-element>
-
-