Remove HTTP pipelining support.

chrome/installer/util/google_chrome_distribution_dummy.cc

 // 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.
 //
 // This file defines dummy implementation of several functions from the
 // BrowserDistribution class for Google Chrome. These functions allow 64-bit
 // Windows Chrome binary to build successfully. Since this binary is only used
 // for Native Client support, most of the install/uninstall functionality is not
 // necessary there.
 
@@ skipping 69 matching lines @@
 }
 
 base::string16 GoogleChromeDistribution::GetStateMediumKey() {
   return base::string16();
 }
 
 std::string GoogleChromeDistribution::GetNetworkStatsServer() const {
   return std::string();
 }
 
-std::string GoogleChromeDistribution::GetHttpPipeliningTestServer() const {
-  return std::string();
-}
-
 base::string16 GoogleChromeDistribution::GetDistributionData(HKEY root_key) {
   return base::string16();
 }
 
 base::string16 GoogleChromeDistribution::GetUninstallLinkName() {
   return base::string16();
 }
 
 base::string16 GoogleChromeDistribution::GetUninstallRegPath() {
   return base::string16();
@@ skipping 21 matching lines @@
     installer::InstallStatus install_status) {
 }
 
 bool GoogleChromeDistribution::ShouldSetExperimentLabels() {
   return false;
 }
 
 bool GoogleChromeDistribution::HasUserExperiments() {
   return false;
 }