Add quick unlock Settings in options page

chrome/browser/resources/options/chromeos/quick_unlock_configure_overlay.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.
+
+cr.define('options', function() {
+  var Page = cr.ui.pageManager.Page;
+  var PageManager = cr.ui.pageManager.PageManager;
+
+  /**
+   * QuickUnlockConfigureOverlay class
+   * Dialog that allows users to configure screen lock.
+   * @constructor
+   * @extends {cr.ui.pageManager.Page}
+   */
+  function QuickUnlockConfigureOverlay() {
+    Page.call(this, 'quickUnlockConfigureOverlay',
+              loadTimeData.getString('lockScreenTitle'),
+              'quick-unlock-configure-overlay');
+
+  }
+
+  cr.addSingletonGetter(QuickUnlockConfigureOverlay);
+
+  QuickUnlockConfigureOverlay.prototype = {
+    __proto__: Page.prototype,
+
+    /** @override */
+    initializePage: function() {
+      Page.prototype.initializePage.call(this);
+      document.querySelector('settings-lock-screen').addEventListener(
+          'close-overlay', this.handleCloseOverlay_.bind(this));
+    },
+
+    /** @override */
+    didClosePage: function() {
+      settings.navigateTo(settings.Route.PEOPLE);
+    },
+
+    /**
+     *  Handler of window close-overlay event.
+     *  @private
+     */
+    handleCloseOverlay_: function(e) {
+      QuickUnlockConfigureOverlay.dismiss();
+    }
+
+  };
+
+  QuickUnlockConfigureOverlay.dismiss = function() {
+    PageManager.closeOverlay();
+  };
+
+  // Export
+  return {
+    QuickUnlockConfigureOverlay: QuickUnlockConfigureOverlay
+  };
+});