Merge 262846 "Revert 255617, due to it not tracking use of the link doctor page."

chrome/renderer/resources/neterror.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.
 
 function toggleHelpBox() {
   var helpBoxOuter = document.getElementById('help-box-outer');
   helpBoxOuter.classList.toggle('hidden');
   var moreLessButton = document.getElementById('more-less-button');
   if (helpBoxOuter.classList.contains('hidden')) {
     moreLessButton.innerText = moreLessButton.moreText;
@@ skipping 35 matching lines @@
       return;
   }
 
   classList.add(newClass);
   if (oldClass !== undefined)
     classList.remove(oldClass);
 
   classList['last_icon_class'] = newClass;
 }
 
-// Does a search using |baseSearchUrl| and the text in the search box.
-function search(baseSearchUrl) {
-  var searchTextNode = document.getElementById('search-box');
-  document.location = baseSearchUrl + searchTextNode.value;
-  return false;
-}
-
 <if expr="is_macosx or is_ios or is_linux or is_android">
 // Re-orders buttons. Used on Mac, Linux, and Android, where reload should go
 // on the right.
 function swapButtonOrder() {
   reloadButton = document.getElementById('reload-button');
   moreLessButton = document.getElementById('more-less-button');
   reloadButton.parentNode.insertBefore(moreLessButton, reloadButton);
 }
 document.addEventListener("DOMContentLoaded", swapButtonOrder);
 </if>