[DevTools] Dedicated frontend for debugging Node.

third_party/WebKit/Source/devtools/front_end/host/InspectorFrontendHostAPI.js

 // Copyright (c) 2015 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.
 /** @interface */
 function InspectorFrontendHostAPI() {
 }
 window.InspectorFrontendHostAPI = InspectorFrontendHostAPI;
 /** @typedef
 {{
     type: string,
@@ skipping 245 matching lines @@
    * @param {string} action
    */
   performActionOnRemotePage(pageId, action) {},
 
   /**
    * @param {string} browserId
    * @param {string} url
    */
   openRemotePage(browserId, url) {},
 
+  openNodeFrontend() {},
+
   /**
    * @param {string} origin
    * @param {string} script
    */
   setInjectedScriptForOrigin(origin, script) {},
 
   /**
    * @param {boolean} isDocked
    * @param {function()} callback
    */
@@ skipping 28 matching lines @@
    */
   isUnderTest() {},
 
   readyForTest() {},
 
   /**
    * @return {boolean}
    */
   isHostedMode() {}
 };