Handle login and password error for the domain join

chrome/browser/resources/chromeos/login/offline_ad_login.html

 <!-- 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. -->
 
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-flex-layout/classes/iron-flex-layout.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/polymer/polymer.html">
 
 <!--
   Offline UI for the AD Domain joining and User authentication.
 
@@ skipping 27 matching lines @@
     <gaia-card id="gaiaCard" class="fit">
       <div class="header flex vertical layout end-justified start">
         <h1 id="welcomeMsg" class="welcome-message">[[adWelcomeMessage]]
         </h1>
       </div>
       <div class="footer flex vertical layout justified">
         <gaia-input-form on-submit="onSubmit_"
             disabled="[[disabled]]"
             i18n-values="button-text:offlineLoginNextBtn">
           <gaia-input id="machineNameInput" required
-              hidden="[[!showMachineInput]]"
+              hidden="[[!showMachineInput]]" error="[[machineNameError]]"
               i18n-values="label:oauthEnrollAdMachineNameInput">
           </gaia-input>
           <gaia-input id="userInput" type="email" required
               domain="[[userRealm]]"
-              i18n-values="error:offlineLoginInvalidEmail;
-                           label:adLoginUser">
+              i18n-values="error:adLoginInvalidUsername;
+                           label:adLoginUsername">
           </gaia-input>
           <gaia-input id="passwordInput" type="password" required
-              i18n-values="error:offlineLoginInvalidPassword;
+              i18n-values="error:adLoginInvalidPassword;
                            label:adLoginPassword">
           </gaia-input>
         </gaia-input-form>
-            <img src="chrome://theme/IDR_LOGO_GOOGLE_COLOR_90"
-                class="self-center" alt="">
       </div>
     </gaia-card>
   </template>
 </dom-module>