MD User Manager: Display error message when all profiles are locked.

chrome/browser/resources/md_user_manager/user_manager.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.
 
 <include src="../../../../ui/login/screen.js">
 <include src="../../../../ui/login/bubble.js">
 <include src="../../../../ui/login/login_ui_tools.js">
 <include src="../../../../ui/login/display_manager.js">
 <include src="../../../../ui/login/account_picker/user_pod_template.js">
 <include src="../../../../ui/login/account_picker/screen_account_picker.js">
@@ skipping 22 matching lines @@
   UserManager.prototype = {
     __proto__: DisplayManager.prototype,
 
     /**
      * Indicates that this is the Material Design Desktop User Manager.
      * @type {boolean}
      */
     newDesktopUserManager: true,
 
     /**
+     * True if all (non-supervised and non-child) profiles are locked.
+     * @type {boolean}
+     */
+    areAllProfilesLocked: false,
+
+    /**
      * @override
      * Overrides clientAreaSize in DisplayManager. When a new profile is created
      * the #outer-container page may not be visible yet, so user-pods cannot be
      * placed correctly. Therefore, we use dimensions of the #animated-pages.
      * @type {{width: number, height: number}}
      */
     get clientAreaSize() {
       var userManagerPages = document.querySelector('user-manager-pages');
       var width = userManagerPages.offsetWidth;
       // Deduct the maximum possible height of the #login-header-bar from the
@@ skipping 14 matching lines @@
     signin.ProfileBrowserProxyImpl.getInstance().initializeUserManager(
         window.location.hash);
   };
 
   /**
    * Shows the given screen.
    * @param {boolean} showGuest True if 'Browse as Guest' button should be
    *     displayed.
    * @param {boolean} showAddPerson True if 'Add Person' button should be
    *     displayed.
+   * @param {boolean} areAllProfilesLocked True if all profiles are locked.
    */
-  UserManager.showUserManagerScreen = function(showGuest, showAddPerson) {
+  UserManager.showUserManagerScreen = function(showGuest,
+                                               showAddPerson,
+                                               areAllProfilesLocked) {
+    UserManager.getInstance().areAllProfilesLocked = areAllProfilesLocked;
+
     UserManager.getInstance().showScreen({id: 'account-picker',
                                           data: {disableAddUser: false}});
     // Hide control options if the user does not have the right permissions.
     var controlBar = document.querySelector('control-bar');
     controlBar.showGuest = showGuest;
     controlBar.showAddPerson = showAddPerson;
 
     // Disable the context menu, as the Print/Inspect element items don't
     // make sense when displayed as a widget.
     document.addEventListener('contextmenu', function(e) {e.preventDefault();});
@@ skipping 36 matching lines @@
     DisplayManager.showSignInError(loginAttempts, message, link, helpId);
   };
 
   /**
    * Clears error bubble as well as optional menus that could be open.
    */
   UserManager.clearErrors = function() {
     DisplayManager.clearErrors();
   };
 
+  /**
+   * Shows the error dialog populated with the given message.
+   * @param {string} message Error message to show.
+   */
+  UserManager.showErrorDialog = function(message) {
+    document.querySelector('error-dialog').show(message);
+  };
+
   // Export
   return {
     UserManager: UserManager
   };
 });
 
 // Alias to Oobe for use in src/ui/login/account_picker/user_pod_row.js
 var Oobe = cr.ui.UserManager;
 
 // Allow selection events on components with editable text (password field)
 // bug (http://code.google.com/p/chromium/issues/detail?id=125863)
 disableTextSelectAndDrag(function(e) {
   var src = e.target;
   return src instanceof HTMLTextAreaElement ||
          src instanceof HTMLInputElement &&
          /text|password|search/.test(src.type);
 });
 
 document.addEventListener('DOMContentLoaded', cr.ui.UserManager.initialize);