Remove HTTP pipelining support.

chrome/test/data/webui/net_internals/log_util.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.
 
 /**
  * @fileoverview This file contains tests for creating and loading log files.
  * It also tests the stop capturing button, since it both creates and then loads
  * a log dump.
  */
 
@@ skipping 149 matching lines @@
     export: true,
     import: true,
     proxy: true,
     events: true,
     waterfall: true,
     timeline: true,
     dns: true,
     sockets: true,
     spdy: true,
     quic: true,
-    httpPipeline: false,
     httpCache: true,
     modules: true,
     tests: false,
     hsts: false,
     logs: false,
     prerender: true,
     bandwidth: false,
     chromeos: false,
     visualizer: false
   };
@@ skipping 11 matching lines @@
     export: true,
     import: true,
     proxy: false,
     events: true,
     waterfall: true,
     timeline: true,
     dns: false,
     sockets: false,
     spdy: false,
     quic: false,
-    httpPipeline: false,
     httpCache: false,
     modules: false,
     tests: false,
     hsts: false,
     logs: false,
     prerender: false,
     bandwidth: false,
     chromeos: false,
     visualizer: false
   };
@@ skipping 104 matching lines @@
   taskQueue.addFunctionTask(checkPrivacyStripping.bind(null, true));
   taskQueue.addTask(new CreateAndLoadLogTask('Detailed explanation.'));
   taskQueue.addFunctionTask(checkViewsAfterLogLoaded);
   taskQueue.run();
 
   // Simulate clicking the stop button.
   $(CaptureView.STOP_BUTTON_ID).click();
 });
 
 })();  // Anonymous namespace