MD Settings: Smart lock dialog is missing.

chrome/test/data/webui/settings/easy_unlock_browsertest_chromeos.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 Suite of tests for Easy Unlock within People section. */
 
 GEN_INCLUDE(['settings_page_browsertest.js']);
 
 /**
  * @constructor
@@ skipping 175 matching lines @@
         expectFalse(turnOffButton.hidden)
 
         MockInteractions.tap(turnOffButton);
         return browserProxy.whenCalled('getTurnOffFlowStatus');
       }).then(function() {
         Polymer.dom.flush();
 
         turnOffDialog = page.$$('#easyUnlockTurnOffDialog');
         assertTrue(!!turnOffDialog);
 
+        // Verify that elements on the turn off dialog are hidden or active
+        // according to the easy unlock turn off status.
+        var turnOffDialogButtonContainer =
+            turnOffDialog.$$('.button-container');
+        var turnOffDialogButtonSpinner = turnOffDialog.$$('paper-spinner');
         var turnOffDialogConfirmButton = turnOffDialog.$$('#turnOff');
+        var turnOffDialogCancelButton = turnOffDialog.$$('.cancel-button');
+        assertTrue(!!turnOffDialogButtonContainer);
+        assertTrue(!!turnOffDialogButtonSpinner);
         assertTrue(!!turnOffDialogConfirmButton);
+        assertTrue(!!turnOffDialogCancelButton);
+
+        cr.webUIListenerCallback('easy-unlock-turn-off-flow-status', 'offline');
+        expectTrue(turnOffDialogButtonContainer.hidden);
+        expectFalse(turnOffDialogButtonSpinner.active);
+
+        cr.webUIListenerCallback('easy-unlock-turn-off-flow-status', 'pending');
+        expectFalse(turnOffDialogButtonContainer.hidden);
+        expectTrue(turnOffDialogButtonSpinner.active);
+
+        cr.webUIListenerCallback('easy-unlock-turn-off-flow-status',
+            'server-error');
+        expectFalse(turnOffDialogButtonContainer.hidden);
+        expectTrue(turnOffDialogCancelButton.hidden);
+
+        cr.webUIListenerCallback('easy-unlock-turn-off-flow-status', 'idle');
         expectFalse(turnOffDialogConfirmButton.hidden);
 
         MockInteractions.tap(turnOffDialogConfirmButton);
 
         return browserProxy.whenCalled('startTurnOffFlow');
       }).then(function() {
         // To signal successful turnoff, the enabled status is broadcast
         // as false. At that point, the dialog should close and cancel
         // any in-progress turnoff flow. The cancellation should be
         // a no-op assuming the turnoff originated from this tab.
         cr.webUIListenerCallback('easy-unlock-enabled-status', false);
         return browserProxy.whenCalled('cancelTurnOffFlow');
       }).then(function() {
         Polymer.dom.flush();
         expectFalse(turnOffDialog.$.dialog.open);
       });
     });
   });
 
   // Run all registered tests.
   mocha.run();
 });