MD History: Delete Grouped History

chrome/test/data/webui/md_history/history_toolbar_test.js

 // Copyright 2016 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.
 
 suite('history-toolbar', function() {
   var app;
   var element;
   var toolbar;
   var TEST_HISTORY_RESULTS;
 
@@ skipping 51 matching lines @@
         assertTrue(toolbar.spinnerActive);
         app.historyResult(createHistoryInfo(), TEST_HISTORY_RESULTS);
         assertFalse(toolbar.spinnerActive);
         done();
       });
     });
 
     toolbar.$$('cr-toolbar').fire('search-changed', 'Test2');
   });
 
-  test('grouped history navigation buttons', function() {
-    var info = createHistoryInfo();
-    info.finished = false;
-    app.historyResult(info, []);
-    app.grouped_ = true;
-    return PolymerTest.flushTasks().then(function() {
-      app.fire('change-query', {range: HistoryRange.MONTH});
-      groupedList = app.$.history.$$('#grouped-list');
-      assertTrue(!!groupedList);
-      var today = toolbar.$$('#today-button');
-      var next = toolbar.$$('#next-button');
-      var prev = toolbar.$$('#prev-button');
-
-      assertEquals(0, toolbar.groupedOffset);
-      assertTrue(today.disabled);
-      assertTrue(next.disabled);
-      assertFalse(prev.disabled);
-
-      MockInteractions.tap(prev);
-      assertEquals(1, toolbar.groupedOffset);
-      assertFalse(today.disabled);
-      assertFalse(next.disabled);
-      assertFalse(prev.disabled);
-
-      app.historyResult(createHistoryInfo(), []);
-      assertFalse(today.disabled);
-      assertFalse(next.disabled);
-      assertTrue(prev.disabled);
-    });
-  });
-
   test('sync notice shows and hides', function() {
     toolbar.showSyncNotice = true;
     Polymer.dom.flush();
 
     var button = toolbar.$$('#info-button');
     var notice = toolbar.$$('#sync-notice');
 
     assertTrue(!!button);
     MockInteractions.tap(button);
 
@@ skipping 16 matching lines @@
     // Hiding the button hides the notice.
     MockInteractions.tap(button);
     toolbar.showSyncNotice = false;
     assertTrue(notice.hidden);
   });
 
   teardown(function() {
     registerMessageCallback('queryHistory', this, function() {});
   });
 });