fix quick unlock config in options

chrome/browser/resources/settings/people_page/lock_screen.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.
 
 /**
  * @fileoverview
  * 'settings-lock-screen' allows the user to change how they unlock their
  * device.
  *
  * Example:
@@ skipping 74 matching lines @@
   browserProxy_: null,
 
   /** selectedUnlockType is defined in LockStateBehavior. */
   observers: ['selectedUnlockTypeChanged_(selectedUnlockType)'],
 
   /** @override */
   attached: function() {
     // currentRouteChanged is not called during the initial navigation. If the
     // user navigates directly to the lockScreen page, we still want to show the
     // password prompt page.
-    this.currentRouteChanged(settings.Route.LOCK_SCREEN,
-        settings.Route.LOCK_SCREEN);
+    this.currentRouteChanged(
+        settings.getCurrentRoute(), settings.getCurrentRoute());

[Dan Beam, 2017/02/23 06:33:51]

rather than just calling currentRouteChanged(), can you make a separate method
like showLockScreen_() and call it from here if getCurrentRoute() == LOCK_SCREEN
in attached()?

[xiaoyinh(OOO Sep 11-29), 2017/02/23 21:11:09]

Done.

     this.browserProxy_ = settings.FingerprintBrowserProxyImpl.getInstance();
   },
 
   /**
    * Overridden from settings.RouteObserverBehavior.
    * @param {!settings.Route} newRoute
    * @param {!settings.Route} oldRoute
    * @protected
    */
   currentRouteChanged: function(newRoute, oldRoute) {
@@ skipping 88 matching lines @@
     e.preventDefault();
     this.$.setupPin.open();
     this.writeUma_(LockScreenProgress.CHOOSE_PIN_OR_PASSWORD);
   },
 
   /** @private */
   onEditFingerprints_: function() {
     settings.navigateTo(settings.Route.FINGERPRINT);
   },
 });