Revert of Disable many tests with flaky accessibility audits. (patchset #2...

Revert of Disable many tests with flaky accessibility audits. (patchset #2 id:20001 of https://codereview.chromium.org/2434473004/ )

Reason for revert:
This is done more efficiently by https://codereview.chromium.org/2436063002

Original issue's description:
> Disable many tests with flaky accessibility audits.
>
> BUG=657514
> TBR=stevenjb
>
> Committed: https://crrev.com/486e2998a18f28fa0a0afe8e1e485805fdc00be7
> Cr-Commit-Position: refs/heads/master@{#426325}

TBR=holte@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=657514

Review-Url: https://chromiumcodereview.appspot.com/2440973003
Cr-Commit-Position: refs/heads/master@{#426916}

chrome/browser/ui/webui/options/browser_options_browsertest.js

@@ -118,8 +118,7 @@ AdvancedSettingsWebUITest.prototype = {
 };
 
 // TODO(crbug.com/617066) Flakes on Win.
-// TODO(crbug.com/657514) Flakes on linux and chromeos too.
-GEN('#if defined(OS_WIN) || defined(OS_LINUX) || defined(OS_CHROMEOS)');
+GEN('#if defined(OS_WIN)');
 GEN('#define MAYBE_testAdvancedSettingsShown ' +
     'DISABLED_testAdvancedSettingsShown');
 GEN('#else');

chrome/browser/ui/webui/options/certificate_manager_browsertest.js

@@ -268,16 +268,8 @@ CertificateManagerSettingsWebUITest.prototype = {
   browsePreload: CERTIFICATE_MANAGER_SETTINGS_PAGE_URL,
 };
 
-
-// TODO(crbug.com/657514) Flakes on linux and chromeos.
-GEN('#if defined(OS_LINUX) || defined(OS_CHROMEOS)');
-GEN('#define MAYBE_testViewAndDeleteCert ' +
-    'DISABLED_testViewAndDeleteCert');
-GEN('#else');
-GEN('#define MAYBE_testViewAndDeleteCert testViewAndDeleteCert');
-GEN('#endif');
 TEST_F('CertificateManagerSettingsWebUITest',
-       'MAYBE_testViewAndDeleteCert', function() {
+       'testViewAndDeleteCert', function() {
   assertEquals(this.browsePreload, document.location.href);
 
   this.mockHandler.expects(once()).viewCertificate(['c1']);

chrome/browser/ui/webui/options/edit_dictionary_browsertest.js

@@ -60,13 +60,6 @@ EditDictionaryWebUITest.prototype = {
 };
 
 // Verify that users can add and remove words in the dictionary.
-// TODO(crbug.com/657514) Flakes on linux and chromeos too.
-GEN('#if defined(OS_LINUX) || defined(OS_CHROMEOS)');
-GEN('#define MAYBE_testAddRemoveWords ' +
-    'DISABLED_testAddRemoveWords');
-GEN('#else');
-GEN('#define MAYBE_testAddRemoveWords testAddRemoveWords');
-GEN('#endif');
 TEST_F('EditDictionaryWebUITest', 'testAddRemoveWords', function() {
   var testWord = 'foo';
   $('language-dictionary-overlay-word-list').querySelector('input').value =
@@ -121,14 +114,7 @@ TEST_F('EditDictionaryWebUITest', 'testNoCloseOnSearchEnter', function() {
 
 // Verify that dictionary shows newly added words that arrived in a
 // notification, but ignores duplicate add notifications.
-// TODO(crbug.com/657514) Flakes on linux and chromeos.
-GEN('#if defined(OS_LINUX) || defined(OS_CHROMEOS)');
-GEN('#define MAYBE_testAddNotification ' +
-    'DISABLED_testAddNotification');
-GEN('#else');
-GEN('#define MAYBE_testAddNotification testAddNotification');
-GEN('#endif');
-TEST_F('EditDictionaryWebUITest', 'MAYBE_testAddNotification', function() {
+TEST_F('EditDictionaryWebUITest', 'testAddNotification', function() {
   // Begin with an empty dictionary.
   EditDictionaryOverlay.setWordList([]);
   expectEquals(1, EditDictionaryOverlay.getWordListForTesting().items.length);
@@ -152,8 +138,7 @@ TEST_F('EditDictionaryWebUITest', 'MAYBE_testAddNotification', function() {
 // Verify that dictionary hides newly removed words that arrived in a
 // notification, but ignores duplicate remove notifications.
 // TODO(crbug.com/631940): Flaky on Win 7.
-// TODO(crbug.com/657514) Flakes on linux and chromeos too.
-GEN('#if defined(OS_WIN) || defined(OS_LINUX) || defined(OS_CHROMEOS)');
+GEN('#if defined(OS_WIN)');
 GEN('#define MAYBE_testRemoveNotification DISABLED_testRemoveNotification');
 GEN('#else');
 GEN('#define MAYBE_testRemoveNotification testRemoveNotification');

chrome/browser/ui/webui/options/font_settings_browsertest.js

@@ -41,14 +41,8 @@ FontSettingsWebUITest.prototype = {
   },
 };
 
-// TODO(crbug.com/657514) Flakes on linux and chromeos.
-GEN('#if defined(OS_LINUX) || defined(OS_CHROMEOS)');
-GEN('#define MAYBE_testOpenFontSettings DISABLED_testOpenFontSettings');
-GEN('#else');
-GEN('#define MAYBE_testOpenFontSettings testOpenFontSettings');
-GEN('#endif  // defined(OS_WIN)');
 // Test opening font settings has correct location.
-TEST_F('FontSettingsWebUITest', 'MAYBE_testOpenFontSettings', function() {
+TEST_F('FontSettingsWebUITest', 'testOpenFontSettings', function() {
   assertEquals(this.browsePreload, document.location.href);
 });
 

chrome/browser/ui/webui/options/language_options_dictionary_download_browsertest.js

@@ -111,8 +111,7 @@ TEST_F('LanguagesOptionsDictionaryDownloadWebUITest',
 
 // Verify that clicking the retry button calls the handler.
 // This test is flaky on Windows. https://crbug.com/616791
-// TODO(crbug.com/657514) Flakes on linux and chromeos too.
-GEN('#if defined(OS_WIN) || defined(OS_LINUX) || defined(OS_CHROMEOS)');
+GEN('#if defined(OS_WIN)');
 GEN('#define MAYBE_testdictionaryDownloadRetry ' +
     'DISABLED_testdictionaryDownloadRetry');
 GEN('#else');

chrome/browser/ui/webui/options/multilanguage_options_webui_browsertest.js

@@ -191,13 +191,7 @@ MultilanguagePreferenceWebUIBrowserTest.prototype = {
 };
 
 // Make sure the case where no languages are selected is handled properly.
-// TODO(crbug.com/657514) Flakes on linux and chromeos.
-GEN('#if defined(OS_LINUX) || defined(OS_CHROMEOS)');
-GEN('#define MAYBE_SelectFromBlank DISABLED_SelectFromBlank');
-GEN('#else');
-GEN('#define MAYBE_SelectFromBlank SelectFromBlank');
-GEN('#endif  // defined(OS_WIN)');
-TEST_F('MultilanguagePreferenceWebUIBrowserTest', 'MAYBE_SelectFromBlank',
+TEST_F('MultilanguagePreferenceWebUIBrowserTest', 'SelectFromBlank',
        function() {
   expectTrue($('language-options-list').selectLanguageByCode('fr'));
   expectFalse($('spellcheck-language-checkbox').checked, 'fr');

chrome/browser/ui/webui/options/settings_format_browsertest.js

@@ -132,13 +132,7 @@ SettingsFormatWebUITest.prototype = {
 /**
  * Ensure that radio and checkbox buttons have consistent layout.
  */
-// TODO(crbug.com/657514) Flakes on linux and chromeos.
-GEN('#if defined(OS_LINUX) || defined(OS_CHROMEOS)');
-GEN('#define MAYBE_RadioCheckboxStyleCheck DISABLED_RadioCheckboxStyleCheck');
-GEN('#else');
-GEN('#define MAYBE_RadioCheckboxStyleCheck RadioCheckboxStyleCheck');
-GEN('#endif  // defined(OS_WIN)');
-TEST_F('SettingsFormatWebUITest', 'MAYBE_RadioCheckboxStyleCheck', function() {
+TEST_F('SettingsFormatWebUITest', 'RadioCheckboxStyleCheck', function() {
   var settings = $('settings');
   assertTrue(settings != null, 'Unable to access settings');
   var query = 'input[type=checkbox], input[type=radio]';