Remove GardeningServer.

Tools/GardeningServer/lib/revisions.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="../lib/net.html">
-<link href="../model/ct-builder-status.html" rel="import">
-
-<script>
-  // FIXME: Just fetch the latest_builder_info data instead of the entire
-  // alerts structure.
-  var BUILD_DATA_URI = 'https://sheriff-o-matic.appspot.com/alerts';
-
-  var revisions = revisions || {};
-
-  (function() {
-    revisions.parseBuildInfo = function(data) {
-      var groups = data['latest_builder_info'];
-      return new Promise(function(resolve, reject) {
-        var model = new CTBuilderStatus();
-        for (var group in groups) {
-          var modelGroup = new CTBuilderGroup(group);
-          for (var build in groups[group]) {
-            var modelBuilder = new CTBuilderBot(modelGroup, build,
-              groups[group][build]['state'],
-              groups[group][build]['lastUpdateTime']);
-            var revisions = groups[group][build]['revisions'];
-            for (var repository in revisions) {
-              modelBuilder.addRepository(
-                new CTBuilderRepository(repository, revisions[repository]));
-            }
-            modelGroup.addBuilder(modelBuilder);
-          }
-          model.addGroup(modelGroup);
-        }
-        model.sort();
-        resolve(model);
-      });
-    };
-
-    revisions.load = function() {
-      return net.json(BUILD_DATA_URI).then(revisions.parseBuildInfo);
-    };
-
-  })();
-</script>