Send 'key' from fake keyboard events generated by file_manager.

ui/file_manager/integration_tests/file_manager/drive_specific.js

 // 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.
 
 'use strict';
 
 /**
  * Expected autocomplete results for 'hello'.
  * @type {Array<string>}
  * @const
@@ skipping 191 matching lines @@
  * the results for that query.
  */
 testcase.clickFirstSearchResult = function() {
   var appId;
   var steps = getStepsForSearchResultsAutoComplete();
   steps.push(
     function(id) {
       appId = id;
       remoteCall.callRemoteTestUtil(
           'fakeKeyDown', appId,
-          ['#autocomplete-list', 'Down', false, false, false],
+          ['#autocomplete-list', 'ArrowDown', 'Down', false, false, false],
           this.next);
     },
     function(result) {
       chrome.test.assertTrue(result);
       remoteCall.waitForElement(
           appId,
           ['#autocomplete-list li[selected]']).
           then(this.next);
     },
     function(result) {
@@ skipping 30 matching lines @@
     function(id) {
       appId = id;
       remoteCall.callRemoteTestUtil(
           'fakeEvent', appId,
           ['#search-box input', 'focus'],
           this.next);
     },
     function(result) {
       remoteCall.callRemoteTestUtil(
           'fakeKeyDown', appId,
-          ['#search-box input', 'Enter', false, false, false],
+          ['#search-box input', 'Enter', 'Enter', false, false, false],
           this.next);
     },
     function(result) {
       remoteCall.waitForFileListChange(appId, BASIC_DRIVE_ENTRY_SET.length).
       then(this.next);
     },
     function(actualFilesAfter) {
       chrome.test.assertEq(
           TestEntryInfo.getExpectedRows(SEARCH_RESULTS_ENTRY_SET).sort(),
           actualFilesAfter);
@@ skipping 64 matching lines @@
           return repeatUntil(function() {
             return remoteCall.callRemoteTestUtil(
                 'getPreferences', null, []).then(function(preferences) {
               return preferences.cellularDisabled ?
                   pending('Drive sync is still disabled.') : null;
             });
           });
         });
       }));
 };