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

chrome/test/data/webui/settings/easy_unlock_browsertest_chromeos.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 Easy Unlock within People section. */
 
 GEN_INCLUDE(['settings_page_browsertest.js']);
 
 /**
  * @constructor
@@ skipping 10 matching lines @@
     'test_browser_proxy.js',
   ]),
 
   /** @override */
   preLoad: function() {
     SettingsPageBrowserTest.prototype.preLoad.call(this);
     settingsHidePagesByDefaultForTest = true;
   },
 };
 
-// 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 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(NDEBUG)');
 GEN('#define MAYBE_EasyUnlock DISABLED_EasyUnlock');
 GEN('#else');
 GEN('#define MAYBE_EasyUnlock EasyUnlock');
 GEN('#endif');
 
 // Runs change picture tests.
 TEST_F('SettingsEasyUnlockBrowserTest', 'MAYBE_EasyUnlock', function() {
   /**
    * A test version of EasyUnlockBrowserProxy. Provides helper methods
    * for allowing tests to know when a method was called, as well as
@@ skipping 189 matching lines @@
       }).then(function() {
         Polymer.dom.flush();
         expectFalse(turnOffDialog.$.dialog.open);
       });
     });
   });
 
   // Run all registered tests.
   mocha.run();
 });