[DevTools] Dedicated frontend for debugging Node.

chrome/browser/resources/inspect/inspect.js

 // Copyright (c) 2012 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.
 
 var MIN_VERSION_TAB_CLOSE = 25;
 var MIN_VERSION_TARGET_ID = 26;
 var MIN_VERSION_NEW_TAB = 29;
 var MIN_VERSION_TAB_ACTIVATE = 30;
 var WEBRTC_SERIAL = 'WEBRTC';
 
@@ skipping 621 matching lines @@
   checkboxSendsCommand('discover-tcp-devices-enable',
                        'set-discover-tcp-targets-enabled');
 
   $('port-forwarding-config-open').addEventListener(
       'click', openPortForwardingConfig);
   $('tcp-discovery-config-open').addEventListener(
       'click', openTargetsConfig);
   $('config-dialog-close').addEventListener('click', function() {
     $('config-dialog').commit(true);
   });
+  $('node-frontend').addEventListener(
+      'click', sendCommand.bind(null, 'open-node-frontend'));
 }
 
 function checkboxHandler(command, event) {
   sendCommand(command, event.target.checked);
 }
 
 function checkboxSendsCommand(id, command) {
   $(id).addEventListener('change', checkboxHandler.bind(null, command));
 }
 
@@ skipping 367 matching lines @@
     Array.prototype.forEach.call(
         deviceSection.querySelectorAll('.browser'), clearBrowserPorts);
   }
 
   Array.prototype.forEach.call(
       document.querySelectorAll('.device'), clearPorts);
 }
 
 document.addEventListener('DOMContentLoaded', onload);
 window.addEventListener('hashchange', onHashChange);