Convert active labs into switches earlier.

chrome/browser/browser_main.cc

 // Copyright (c) 2011 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 1366 matching lines @@
         (parsed_command_line.HasSwitch(switches::kApp) ||
          parsed_command_line.HasSwitch(switches::kAppId) ||
          parsed_command_line.HasSwitch(switches::kNoFirstRun)))
       first_run_ui_bypass = true;
   }
 
   // TODO(viettrungluu): why don't we run this earlier?
   if (!parsed_command_line.HasSwitch(switches::kNoErrorDialogs))
     WarnAboutMinimumSystemRequirements();
 
+  // Convert active labs into switches. Modifies the current command line.
+  about_flags::ConvertFlagsToSwitches(local_state,
+                                      CommandLine::ForCurrentProcess());
+
   InitializeNetworkOptions(parsed_command_line);
 
   // Initialize histogram synchronizer system. This is a singleton and is used
   // for posting tasks via NewRunnableMethod. Its deleted when it goes out of
   // scope. Even though NewRunnableMethod does AddRef and Release, the object
   // will not be deleted after the Task is executed.
   scoped_refptr<HistogramSynchronizer> histogram_synchronizer(
       new HistogramSynchronizer());
 
   // Initialize thread watcher system. This is a singleton and is used by
   // WatchDogThread to keep track of information about threads that are being
   // watched.
   scoped_ptr<ThreadWatcherList> thread_watcher_list(new ThreadWatcherList());
 
-  // Convert active labs into switches. Modifies the current command line.
-  about_flags::ConvertFlagsToSwitches(local_state,
-                                      CommandLine::ForCurrentProcess());
-
   // Now the command line has been mutated based on about:flags, we can
   // set up metrics and initialize field trials.
   MetricsService* metrics = parts->SetupMetricsAndFieldTrials(
       parsed_command_line, local_state);
 
   // Now that all preferences have been registered, set the install date
   // for the uninstall metrics if this is our first run. This only actually
   // gets used if the user has metrics reporting enabled at uninstall time.
   int64 install_date =
       local_state->GetInt64(prefs::kUninstallMetricsInstallDate);
@@ skipping 534 matching lines @@
 #if defined(OS_CHROMEOS)
   // To be precise, logout (browser shutdown) is not yet done, but the
   // remaining work is negligible, hence we say LogoutDone here.
   chromeos::BootTimesLoader::Get()->AddLogoutTimeMarker("LogoutDone",
                                                         false);
   chromeos::BootTimesLoader::Get()->WriteLogoutTimes();
 #endif
   TRACE_EVENT_END_ETW("BrowserMain", 0, 0);
   return result_code;
 }