Polymer upgraded to 1.0 in login flow.

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

 <!-- Copyright 2015 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">
+
 <div id="oauth-enrollment" class="step no-logo hidden" hidden>
   <div id="oauth-enroll-step-contents">
     <div id="oauth-enroll-step-signin">
       <div id="oauth-enroll-auth-view-container"></div>
     </div>
     <div id="oauth-enroll-step-error" role="alert">
       <notification-card id="oauth-enroll-error-card" type="fail"
-          i18n-values="buttonLabel:oauthEnrollRetry">
+          i18n-values="button-label:oauthEnrollRetry">
       </notification-card>
     </div>
     <div id="oauth-enroll-step-success" role="alert">
       <notification-card id="oauth-enroll-success-card" type="success"
-          i18n-values="buttonLabel:oauthEnrollDone"
+          i18n-values="button-label:oauthEnrollDone"
           i18n-content="oauthEnrollSuccess">
       </notification-card>
     </div>
     <div id="oauth-enroll-step-attribute-prompt">
-      <gaia-card id="oauth-enroll-attribute-prompt-card">
-        <div class="header" flex vertical layout end-justified start>
+      <gaia-card id="oauth-enroll-attribute-prompt-card" class="fit">
+        <div class="header flex vertical layout end-justified">
           <h1 class="welcome-message" style="text-transform:capitalize"
               i18n-content="oauthEnrollScreenTitle"></h1>
           <p class="enterprise-info"
               i18n-content="oauthEnrollDeviceInformation"></p>
         </div>
-        <div class="footer" flex vertical layout justified>
+        <div class="footer flex vertical layout justified">
           <div class="oauth-enroll-step-message">
             <span id="oauth-enroll-attribute-prompt-message"
                   i18n-content="oauthEnrollAttributeExplanation"></span>
             <a href="#" id="oauth-enroll-learn-more-link"
                class="oauth-enroll-link"
                i18n-content="oauthEnrollExplaneAttributeLink"></a>
             <gaia-input-form id="oauth-enroll-attribute-input"
-                             i18n-values="buttonText:oauthEnrollNextBtn">
+                             i18n-values="button-text:oauthEnrollNextBtn">
               <gaia-input id="oauth-enroll-asset-id" type="text"
                   i18n-values="label:oauthEnrollAssetIdLabel">
               </gaia-input>
               <gaia-input id="oauth-enroll-location" type="text"
                   i18n-values="label:oauthEnrollLocationLabel">
               </gaia-input>
               <gaia-button type="link" id="oauth-enroll-skip-button"
                   i18n-content="oauthEnrollSkip">
               </gaia-button>
             </gaia-input-form>
           </div>
         </div>
       </gaia-card>
     </div>
     <div id="oauth-enroll-step-attribute-prompt-error">
       <notification-card id="oauth-enroll-attribute-prompt-error-card"
-          type="fail" i18n-values="buttonLabel:oauthEnrollDone">
+          type="fail" i18n-values="button-label:oauthEnrollDone">
       </notification-card>
     </div>
   </div>
   <div id="oauth-saml-notice-container">
     <span id="oauth-saml-notice-message"></span>
   </div>
   <div id="oauth-enrollment-controls" class="step-controls"></div>
-  <button id="oauth-enroll-back-button" is="gaia-icon-button" icon="arrow-back"
-      hidden i18n-values="aria-label:backButton" tabindex="0"></button>
-  <button id="oauth-enroll-cancel-button" is="gaia-icon-button" icon="close"
-      class="oauth-enroll-button" i18n-values="aria-label:closeButton"
-      tabindex="0"></button>
-  <button id="oauth-enroll-refresh-button" is="gaia-icon-button" icon="refresh"
-      class="oauth-enroll-button" i18n-values="aria-label:closeButton"
-      tabindex="0"></button>
+  <gaia-icon-button id="oauth-enroll-back-button" icon="arrow-back" hidden
+      i18n-values="aria-label:backButton">
+  </gaia-icon-button>
+  <gaia-icon-button id="oauth-enroll-cancel-button" icon="close"
+      class="oauth-enroll-button" i18n-values="aria-label:closeButton">
+  </gaia-icon-button>
+  <gaia-icon-button id="oauth-enroll-refresh-button" icon="refresh"
+      class="oauth-enroll-button" i18n-values="aria-label:closeButton">
+  </gaia-icon-button>
 </div>