Implement an AutoLaunch experiment for Chrome for certain brand codes.

chrome/installer/setup/install.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/installer/setup/install.h"
 
 #include <shlobj.h>
 #include <time.h>
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/path_service.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/installer/setup/setup_constants.h"
 #include "chrome/installer/setup/install_worker.h"
+#include "chrome/installer/util/auto_launch_util.h"
 #include "chrome/installer/util/browser_distribution.h"
 #include "chrome/installer/util/create_reg_key_work_item.h"
 #include "chrome/installer/util/delete_after_reboot_helper.h"
 #include "chrome/installer/util/google_update_constants.h"
 #include "chrome/installer/util/helper.h"
 #include "chrome/installer/util/install_util.h"
 #include "chrome/installer/util/installation_state.h"
 #include "chrome/installer/util/installer_state.h"
 #include "chrome/installer/util/master_preferences.h"
 #include "chrome/installer/util/master_preferences_constants.h"
@@ skipping 373 matching lines @@
       if (result == NEW_VERSION_UPDATED ||
           result == INSTALL_REPAIRED) {
         prefs.GetBool(master_preferences::kMakeChromeDefaultForUser,
                       &force_chrome_default_for_user);
       }
 
       installer_state.UpdateStage(installer::REGISTERING_CHROME);
 
       RegisterChromeOnMachine(installer_state, *chrome_install,
           make_chrome_default || force_chrome_default_for_user);
+
+      if (result == FIRST_INSTALL_SUCCESS) {
+        installer_state.UpdateStage(installer::CONFIGURE_AUTO_LAUNCH);
+
+        // Add auto-launch key if specified in master preferences.
+        bool auto_launch_chrome = false;
+        prefs.GetBool(
+            installer::master_preferences::kAutoLaunchChrome,
+            &auto_launch_chrome);
+        if (auto_launch_chrome) {
+          auto_launch_util::SetWillLaunchAtLogin(
+              true, installer_state.target_path());
+        }
+      }
     }
 
     installer_state.UpdateStage(installer::REMOVING_OLD_VERSIONS);
 
     installer_state.RemoveOldVersionDirectories(
         new_version,
         existing_version.get(),
         install_temp_path);
   }
 
   return result;
 }
 
 }  // namespace installer