Add experimental option for TCP FastOpen....

chrome/browser/browser_main.cc

 // Copyright (c) 2010 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/browser_main.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 75 matching lines @@
 #include "grit/app_locale_settings.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "net/base/cookie_monster.h"
 #include "net/base/net_module.h"
 #include "net/base/network_change_notifier.h"
 #include "net/http/http_network_layer.h"
 #include "net/http/http_stream_factory.h"
 #include "net/socket/client_socket_pool_base.h"
 #include "net/socket/client_socket_pool_manager.h"
+#include "net/socket/tcp_client_socket.h"
 #include "net/spdy/spdy_session_pool.h"
 
 #if defined(USE_LINUX_BREAKPAD)
 #include "base/linux_util.h"
 #include "chrome/app/breakpad_linux.h"
 #endif
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 #include "chrome/browser/browser_main_gtk.h"
 #include "chrome/browser/gtk/gtk_util.h"
@@ skipping 82 matching lines @@
 
   if (parsed_command_line().HasSwitch(switches::kEnableDNSSECCerts))
     net::SSLConfigService::EnableDNSSEC();
   if (parsed_command_line().HasSwitch(switches::kDisableSSLFalseStart))
     net::SSLConfigService::DisableFalseStart();
   if (parsed_command_line().HasSwitch(switches::kAllowSSLMITMProxies))
     net::SSLConfigService::AllowMITMProxies();
   if (parsed_command_line().HasSwitch(switches::kEnableSnapStart))
     net::SSLConfigService::EnableSnapStart();
 
+  if (parsed_command_line().HasSwitch(switches::kEnableTcpFastOpen))
+    net::set_tcp_fastopen_enabled(true);
+
   PostEarlyInitialization();
 }
 
 // This is an A/B test for the maximum number of persistent connections per
 // host. Currently Chrome, Firefox, and IE8 have this value set at 6. Safari
 // uses 4, and Fasterfox (a plugin for Firefox that supposedly configures it to
 // run faster) uses 8. We would like to see how much of an effect this value has
 // on browsing. Too large a value might cause us to run into SYN flood detection
 // mechanisms.
 void BrowserMainParts::ConnectionFieldTrial() {
@@ skipping 1341 matching lines @@
   metrics->Stop();
 
   // browser_shutdown takes care of deleting browser_process, so we need to
   // release it.
   ignore_result(browser_process.release());
   browser_shutdown::Shutdown();
 
   TRACE_EVENT_END("BrowserMain", 0, 0);
   return result_code;
 }