Delete the Safe Browsing V2 interstitial and Finch trial

chrome/browser/resources/ssl/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;
 
 function setupEvents() {
   var overridable = loadTimeData.getBoolean('overridable');
   var ssl = loadTimeData.getBoolean('ssl');
 
   if (ssl) {
     $('body').classList.add('ssl');
     $('error-code').textContent = loadTimeData.getString('errorCode');
     $('error-code').classList.remove('hidden');
   } else {
     $('body').classList.add('safe-browsing');
-    setupMalwareFinchExperiment();  /* From safe_browsing_v3.js. */
   }
 
   $('primary-button').addEventListener('click', function() {
     if (!ssl)
       sendCommand(SB_CMD_TAKE_ME_BACK);
     else if (overridable)
       sendCommand(CMD_DONT_PROCEED);
     else
       sendCommand(CMD_RELOAD);
   });
@@ skipping 36 matching lines @@
       sendCommand(ssl ? CMD_MORE : SB_CMD_EXPANDED_SEE_MORE);
       expandedDetails = true;
     }
   });
 
   preventDefaultOnPoundLinkClicks();
   setupCheckbox();
 }
 
 document.addEventListener('DOMContentLoaded', setupEvents);