Apply content-security-policy to the HTML options page. This is a

chrome/browser/resources/shared/js/options/password_manager.js

 // Copyright (c) 2011 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() {
   const OptionsPage = options.OptionsPage;
   const ArrayDataModel = cr.ui.ArrayDataModel;
 
   /////////////////////////////////////////////////////////////////////////////
   // PasswordManager class:
@@ skipping 141 matching lines @@
   PasswordManager.setPasswordExceptionsList = function(entries) {
     PasswordManager.getInstance().setPasswordExceptionsList_(entries);
   };
 
   // Export
   return {
     PasswordManager: PasswordManager
   };
 
 });