Integrating the QuicStreamFactory into the network stack.

chrome/browser/chrome_browser_main.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.
 
 #include "chrome/browser/chrome_browser_main.h"
 
 #if defined(TOOLKIT_GTK)
 #include <gtk/gtk.h>
 #endif
 
@@ skipping 260 matching lines @@
   } else if (parsed_command_line.HasSwitch(switches::kEnableNpn)) {
     net::HttpStreamFactory::EnableNpnSpdy();
     used_spdy_switch = true;
   } else if (parsed_command_line.HasSwitch(switches::kEnableNpnHttpOnly)) {
     net::HttpStreamFactory::EnableNpnHttpOnly();
     used_spdy_switch = true;
   }
   if (!used_spdy_switch) {
     net::HttpStreamFactory::EnableNpnSpdy3();
   }
+
+  if (parsed_command_line.HasSwitch(switches::kForceQuicPort)) {
+    std::string quic_port =
+        parsed_command_line.GetSwitchValueASCII(switches::kForceQuicPort);
+    net::HttpNetworkLayer::EnableQuic(quic_port);
+  }
 }
 
 // Returns the new local state object, guaranteed non-NULL.
 // |local_state_task_runner| must be a shutdown-blocking task runner.
 PrefService* InitializeLocalState(
     base::SequencedTaskRunner* local_state_task_runner,
     const CommandLine& parsed_command_line,
     bool is_first_run) {
   FilePath local_state_path;
   PathService::Get(chrome::FILE_LOCAL_STATE, &local_state_path);
@@ skipping 1436 matching lines @@
     if (base::win::GetVersion() <= base::win::VERSION_XP)
       uma_name += "_XP";
 
     uma_name += "_PreRead_";
     uma_name += pre_read_percentage;
     AddPreReadHistogramTime(uma_name.c_str(), time);
   }
 #endif
 #endif
 }