Remove usages of jquery and add sugar.js from garden-o-matic.

Tools/GardeningServer/scripts/ui/results_unittests.js

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 170 matching lines @@
 
 test('View with reftests', 2, function() {
     var delegate = {
         fetchResultsURLs: function(failureInfo) { return Promise.resolve(); }
     };
 
     var view = new ui.results.View(delegate);
     view.setResultsByTest(kExampleReftestResults);
     view.firstResult();
 
-    equals($('.non-action-button', view).length, 0);
-    equals($('.action', view).length, 0);
+    equals(view.querySelectorAll('.non-action-button').length, 0);
+    equals(view.querySelectorAll('.action').length, 0);
 });
 
 asyncTest('View of timeouts', 1, function() {
     var emptyPromise = Promise.resolve([]);
     var delegate = {
         fetchResultsURLs: function(failureInfo) { return emptyPromise; }
     };
 
     var view = new ui.results.View(delegate);
     view.setResultsByTest(kExampleResultsWithTimeoutByTest);
     view.firstResult();
     emptyPromise.then(function() {
-        equals($('.results-grid', view).html(), 'No results to display.');
+        equals(view.querySelector('.results-grid').innerHTML, 'No results to display.');
         start();
     });
 });
 
 })();