Delete chrome://net-internals/#export

chrome/test/data/webui/net_internals/main.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.
 
 // Include test fixture.
 GEN_INCLUDE(['net_internals_test.js']);
 
 // Anonymous namespace
 (function() {
 
 /**
  * Checks visibility of tab handles against expectations, and navigates to all
  * tabs with visible handles, validating visibility of all other tabs as it
  * goes.
  */
 TEST_F('NetInternalsTest', 'netInternalsTourTabs', function() {
   // Prevent sending any events to the browser as we flip through tabs, since
   // this test is just intended to make sure everything's created and hooked
   // up properly Javascript side.
   g_browser.disable();
 
   // Expected visibility state of each tab.
   var tabVisibilityState = {
     capture: true,
-    export: true,
     import: true,
     proxy: true,
     events: true,
     timeline: true,
     dns: true,
     sockets: true,
     http2: true,
     quic: true,
     'alt-svc': true,
     sdch: true,
     httpCache: true,
     modules: true,
     hsts: true,
     prerender: true,
     bandwidth: true,
     chromeos: cr.isChromeOS
   };
 
   NetInternalsTest.checkTabLinkVisibility(tabVisibilityState, true);
 
   testDone();
 });
 
 })();  // Anonymous namespace