history: announce search/time ranges.

chrome/test/data/webui/history_browsertest.js

 // Copyright (c) 2012 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.
 
 GEN('#include "chrome/test/data/webui/history_ui_browsertest.h"');
 
 /** @const */ var TOTAL_RESULT_COUNT = 160;
 /** @const */ var WAIT_TIMEOUT = 200;
 
 /**
@@ skipping 725 matching lines @@
 });
 
 TEST_F('RangeHistoryWebUITest', 'monthViewEmptyMonth', function() {
   // Change to monthly view.
   setPageState('', 0, HistoryModel.Range.MONTH, 2);
 
   waitForCallback('historyResult', function() {
     // See if the correct number of days is shown.
     var resultsDisplay = $('results-display');
     assertEquals(0, resultsDisplay.querySelectorAll('.months-results').length);
-    assertEquals(1, resultsDisplay.querySelectorAll('div').length);
+    var noResults = loadTimeData.getString('noResults');
+    assertNotEquals(-1, $('results-header').textContent.indexOf(noResults));
 
     testDone();
   });
 });
 
 /**
  * Fixture for History WebUI tests using the real history backend.
  * @extends {BaseHistoryWebUITest}
  * @constructor
  */
@@ skipping 351 matching lines @@
 TEST_F('HistoryWebUIWithSchemesTest', 'groupingWithSchemes', function() {
   // Switch to the week view.
   $('timeframe-controls').querySelectorAll('input')[1].click();
   waitForCallback('historyResult', function() {
     // Each URL should be organized under a different "domain".
     expectEquals(document.querySelectorAll('.entry').length, 4);
     expectEquals(document.querySelectorAll('.site-domain-wrapper').length, 4);
     testDone();
   });
 });