WebUI: Disable all JS tests in MSAN, ASAN, and TSAN bots.

chrome/test/data/webui/settings/settings_ui_browsertest.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.
 
 /** @fileoverview Suite of tests for the Settings layout. */
 
 GEN_INCLUDE(['settings_page_browsertest.js']);
 
 /**
  * @constructor
  * @extends {SettingsPageBrowserTest}
  */
 function SettingsUIBrowserTest() {}
 
 SettingsUIBrowserTest.prototype = {
   __proto__: SettingsPageBrowserTest.prototype,
 };
 
-// Times out on debug builders and may time out on memory bots because
-// the Settings page can take several seconds to load in a Release build
-// and several times that in a Debug build. See https://crbug.com/558434.
-GEN('#if defined(MEMORY_SANITIZER) || !defined(NDEBUG)');
+// Times out on debug builders the Settings page can take several seconds to
+// load in a Release build and several times that in a Debug build. See
+// https://crbug.com/558434.
+GEN('#if !defined(NDEBUG)');
 GEN('#define MAYBE_All DISABLED_All');
 GEN('#else');
 GEN('#define MAYBE_All All');
 GEN('#endif');
 
 TEST_F('SettingsUIBrowserTest', 'MAYBE_All', function() {
   suite('settings-ui', function() {
     var toolbar;
     var ui;
 
@@ skipping 123 matching lines @@
       assertEquals('foo ', urlParams.get('search'));
 
       searchField.setValue('   ');
       urlParams = settings.getQueryParameters();
       assertFalse(urlParams.has('search'));
     });
   });
 
   mocha.run();
 });