Remove StartupUtils::IsWebviewSigninEnabled.

chrome/browser/resources/chromeos/login/login_non_lock_shared.js

 // Copyright 2013 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 Shared data between oobe and the login screens. These files
  * are *not* used in the lock screen. If a file should also be used in the lock
  * screen, added it to login_shared.js.
  */
 
@@ skipping 12 matching lines @@
 <include src="screen_gaia_signin.js">
 <include src="screen_password_changed.js">
 <include src="screen_supervised_user_creation.js">
 <include src="screen_tpm_error.js">
 <include src="screen_wrong_hwid.js">
 <include src="screen_confirm_password.js">
 <include src="screen_fatal_error.js">
 <include src="screen_device_disabled.js">
 <include src="screen_unrecoverable_cryptohome_error.js">
 
+<include src="../../gaia_auth_host/authenticator.js">
+
 // Register assets for async loading.
 [{
   id: SCREEN_OOBE_ENROLLMENT,
   html: [{ url: 'chrome://oobe/enrollment.html', targetID: 'inner-container' }],
   css: ['chrome://oobe/enrollment.css'],
   js: ['chrome://oobe/enrollment.js']
 }].forEach(cr.ui.login.ResourceLoader.registerAssets);
 
 (function() {
   'use strict';
 
   document.addEventListener('DOMContentLoaded', function() {
     // Immediately load async assets.
     cr.ui.login.ResourceLoader.loadAssets(SCREEN_OOBE_ENROLLMENT, function() {
       // This screen is async-loaded so we manually trigger i18n processing.
       i18nTemplate.process($('oauth-enrollment'), loadTimeData);
       // Delayed binding since this isn't defined yet.
       login.OAuthEnrollmentScreen.register();
     });
   });
 })();