Managed user creation flow:

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

 <div id="error-message" class="step hidden show-offline-error">
   <div class="step-contents">
     <div class="error-header">
       <img alt class="error-icon" src="chrome://theme/IDR_NETWORK_ERROR">
       <div id="captive-portal-title" i18n-content="captivePortalTitle"
           class="error-title
                  show-with-error-state-portal
                  show-with-error-state-offline"></div>
       <div id="proxy-error-title" i18n-content="proxyErrorTitle"
           class="error-title
                  show-with-error-state-proxy
                  show-with-error-state-auth-ext-timeout">
       </div>
     </div>
     <div class="error-body">
       <div id="offline-message-body"
           class="error-message-paragraph
                  show-with-error-state-offline
                  show-with-error-state-auth-ext-timeout">
         <span id="update-offline-message-text"
             i18n-content="updateOfflineMessageBody"
             class="show-with-ui-state-update"></span>
         <span id="signin-offline-message-text"
             i18n-content="signinOfflineMessageBody"
-            class="show-with-ui-state-signin"></span>
+            class="show-with-ui-state-signin
+                   show-with-ui-state-locally-managed"></span>
       </div>
       <div id="captive-portal-message-body"
           class="error-message-paragraph
                  show-with-error-state-portal">
         <span id="captive-portal-message-text"
             class="show-with-ui-state-update
-                   show-with-ui-state-signin"></span>
+                   show-with-ui-state-signin
+                   show-with-ui-state-locally-managed"></span>
       </div>
       <div id="captive-portal-proxy-message-body"
           class="error-message-paragraph
                  show-with-error-state-portal
                  show-with-error-state-auth-ext-timeout">
         <span id="captive-portal-proxy-message-text"
             class="show-with-ui-state-update
-                   show-with-ui-state-signin"></span>
+                   show-with-ui-state-signin
+                   show-with-ui-state-locally-managed"></span>
       </div>
       <div id="proxy-message-body"
           class="error-message-paragraph
                  show-with-error-state-proxy">
         <span id="update-proxy-message-text"
             class="show-with-ui-state-update"></span>
         <span id="signin-proxy-message-text"
-            class="show-with-ui-state-signin"></span>
+            class="show-with-ui-state-signin
+                   show-with-ui-state-locally-managed"></span>
       </div>
       <div id="offline-network-control-body"
           class="show-with-ui-state-update
-                 show-with-ui-state-signin">
+                 show-with-ui-state-signin
+                 show-with-ui-state-locally-managed">
         <div id="offline-network-control" class="error-message-paragraph">
           <label for="offline-networks-list-dropdown"
               i18n-content="selectNetwork"
               class="offline-network-list-label
                      show-with-error-state-offline
                      show-with-error-state-proxy
                      show-with-error-state-auth-timeout"></label>
           <label for="offline-networks-list-dropdown"
               i18n-content="selectAnotherNetwork"
               class="offline-network-list-label
                      show-with-error-state-portal">
           </label>
           <div class="menu-area">
             <div id="offline-networks-list" class="menu-control"></div>
           </div>
         </div>
       </div>
       <div id="error-guest-signin" class="error-message-paragraph guest-signin">
       </div>
       <div id="error-offline-login"
           class="error-message-paragraph offline-login"></div>
     </div>
   </div>
 </div>