md settings: Show lock screen when pin/fingerprint disabled.

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 38 matching lines @@
      * @private
      */
     writeUma_: {
       type: Object,
       value: function() {
         return settings.recordLockScreenProgress;
       },
     },
 
     /**
-     * True if pin unlock settings should be displayed on this machine.
+     * True if quick unlock settings should be displayed on this machine.
      * @private
      */
-    pinUnlockEnabled_: {
+    quickUnlockEnabled_: {
       type: Boolean,
       value: function() {
-        return loadTimeData.getBoolean('pinUnlockEnabled');
+        return loadTimeData.getBoolean('quickUnlockEnabled');
       },
       readOnly: true,
     },
 
     /**
      * True if fingerprint unlock settings should be displayed on this machine.
      * @private
      */
     fingerprintUnlockEnabled_: {
       type: Boolean,
@@ skipping 148 matching lines @@
   /**
    * Returns true if the setup pin section should be shown.
    * @param {!string} selectedUnlockType The current unlock type. Used to let
    *     Polymer know about the dependency.
    * @private
    */
   showConfigurePinButton_: function(selectedUnlockType) {
     return selectedUnlockType === LockScreenUnlockType.PIN_PASSWORD;
   },
 
-  /** @private */
-  getSetupPinText_: function() {
-    if (this.hasPin)
+  /**
+   * @param {boolean} hasPin
+   * @private
+   */
+  getSetupPinText_: function(hasPin) {
+    if (hasPin)
       return this.i18n('lockScreenChangePinButton');
     return this.i18n('lockScreenSetupPinButton');
   },
 
   /** @private */
   getDescriptionText_: function() {
     if (this.numFingerprints_ > 0) {
       return this.i18n('lockScreenNumberFingerprints',
           this.numFingerprints_.toString());
     }
@@ skipping 73 matching lines @@
   /**
    * @param {boolean} easyUnlockEnabled
    * @param {boolean} proximityDetectionAllowed
    * @private
    */
   getShowEasyUnlockToggle_: function(
       easyUnlockEnabled, proximityDetectionAllowed) {
     return easyUnlockEnabled && proximityDetectionAllowed;
   },
 });