Support interstitials with no primary button

components/security_interstitials/core/browser/resources/interstitial_v2.js

 // Copyright 2014 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.
 
 // This is the shared code for the new (Chrome 37) security interstitials. It is
 // used for both SSL interstitials and Safe Browsing interstitials.
 
 var expandedDetails = false;
 var keyPressState = 0;
 
@@ skipping 84 matching lines @@
 function toggleDebuggingInfo() {
   $('error-debugging-info').classList.toggle('hidden');
 }
 
 function setupEvents() {
   var overridable = loadTimeData.getBoolean('overridable');
   var interstitialType = loadTimeData.getString('type');
   var ssl = interstitialType == 'SSL';
   var captivePortal = interstitialType == 'CAPTIVE_PORTAL';
   var badClock = ssl && loadTimeData.getBoolean('bad_clock');
-  var hidePrimaryButton = badClock && loadTimeData.getBoolean(
-      'hide_primary_button');
+  var hidePrimaryButton = loadTimeData.getBoolean('hide_primary_button');
 
   if (ssl) {
     $('body').classList.add(badClock ? 'bad-clock' : 'ssl');
     $('error-code').textContent = loadTimeData.getString('errorCode');
     $('error-code').classList.remove('hidden');
   } else if (captivePortal) {
     $('body').classList.add('captive-portal');
   } else {
     $('body').classList.add('safe-browsing');
   }
@@ skipping 87 matching lines @@
     });
   }
 
   preventDefaultOnPoundLinkClicks();
   setupExtendedReportingCheckbox();
   setupSSLDebuggingInfo();
   document.addEventListener('keypress', handleKeypress);
 }
 
 document.addEventListener('DOMContentLoaded', setupEvents);