Fix search always navigating to quick unlock authenticate screen.

chrome/browser/resources/settings/people_page/quick_unlock_setup_pin.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-quick-unlock-setup-pin' is the settings page for choosing a PIN.
  *
  * Example:
  *
@@ skipping 86 matching lines @@
   },
 
   observers: [
     'onRouteChanged_(currentRoute)',
     'onSetModesChanged_(setModes)'
   ],
 
   /** @override */
   attached: function() {
     this.resetState_();
-    this.askForPasswordIfUnset();
+
+    if (this.isScreenActive(QuickUnlockScreen.SETUP_PIN))
+      this.askForPasswordIfUnset();
   },
 
   /**
    * @param {!SettingsRoute} currentRoute
    * @private
    */
   onRouteChanged_: function(currentRoute) {
     if (this.isScreenActive(QuickUnlockScreen.SETUP_PIN)) {
       this.askForPasswordIfUnset();
     } else {
@@ skipping 173 matching lines @@
    * @return {string}
    */
   getContinueMessage_: function(isConfirmStep) {
     if (!isConfirmStep)
       return this.i18n('quickUnlockConfigurePinContinueButton');
     return this.i18n('save');
   },
 });
 
 })();