Delete the old SSL interstitial and Finch trial

chrome/browser/resources/ssl/roadblock.js

-// Copyright 2013 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.
-
-// UI modifications and event listeners that take place after load.
-function setupEvents() {
-  $('proceed-button').hidden = false;
-  $('proceed-button').addEventListener('click', function() {
-    sendCommand(CMD_PROCEED);
-  });
-
-  var details = document.querySelector('details.more');
-  if ($('more-info-title').textContent == '') {
-    details.hidden = true;
-  } else {
-    details.addEventListener('toggle', function handleToggle() {
-      if (!details.open)
-        return;
-      sendCommand(CMD_MORE);
-      details.removeEventListener('toggle', handleToggle);
-    }, false);
-  }
-
-  $('exit-button').addEventListener('click', function() {
-    sendCommand(CMD_DONT_PROCEED);
-  });
-}
-
-document.addEventListener('DOMContentLoaded', setupEvents);