Create Profile Overlay: Properly update the warning bubble and the "add" button.

chrome/browser/resources/options/manage_profile_overlay.js

 // Copyright (c) 2012 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.
 
 cr.define('options', function() {
   var Page = cr.ui.pageManager.Page;
   var PageManager = cr.ui.pageManager.PageManager;
   var ArrayDataModel = cr.ui.ArrayDataModel;
 
   /**
@@ skipping 315 matching lines @@
 
     /**
      * Called when the profile name is changed or the 'create supervised'
      * checkbox is toggled. Updates the 'ok' button and the 'import existing
      * supervised user' link.
      * @param {string} mode A label that specifies the type of dialog box which
      *     is currently being viewed (i.e. 'create' or 'manage').
      * @private
      */
     updateCreateOrImport_: function(mode) {
+      this.updateOkButton_(mode);
       // In 'create' mode, check for existing supervised users with the same
       // name.
-      if (mode == 'create') {
+      if (mode == 'create')
         this.requestExistingSupervisedUsers_();
-      } else {
-        this.updateOkButton_(mode);
-      }
     },
 
     /**
      * Tries to get the list of existing supervised users and updates the UI
      * accordingly.
      * @private
      */
     requestExistingSupervisedUsers_: function() {
       options.SupervisedUserListData.requestExistingSupervisedUsers().then(
           this.receiveExistingSupervisedUsers_.bind(this),
@@ skipping 47 matching lines @@
                          supervisedUser.id]);
               }
             }
           };
           $('supervised-user-import-existing').onclick =
               getImportHandler(supervisedUsers[i], nameIsUnique);
           $('create-profile-ok').disabled = true;
           return;
         }
       }
-      this.updateOkButton_('create');
     },
 
     /**
      * Called in case the request for the list of supervised users fails because
      * of a signin error.
      * @private
      */
     onSigninError_: function() {
       this.updateSignedInStatus_(this.signedInEmail_, true);
     },
@@ skipping 443 matching lines @@
       return instance[name + '_'].apply(instance, arguments);
     };
   });
 
   // Export
   return {
     ManageProfileOverlay: ManageProfileOverlay,
     CreateProfileOverlay: CreateProfileOverlay,
   };
 });