Make the auto-launch experiment profile-aware.

chrome/installer/setup/install.cc

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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/installer/setup/install.h"
 
 #include <shlobj.h>
 #include <time.h>
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 403 matching lines @@
 
       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) {
+          FilePath path =
+              chrome_install->GetUserDataPath().AppendASCII("Default");

[grt (UTC plus 2), 2012/02/01 18:45:15]

#include "chrome/common/chrome_constants.h"
"Default" -> chrome::kInitialProfile
(installer_util depends on common_constants, so i believe this is safe)

           auto_launch_util::SetWillLaunchAtLogin(
-              true, installer_state.target_path());
+              true, installer_state.target_path(),

[grt (UTC plus 2), 2012/02/01 18:45:15]

nit: move |path| up to this line

+              path);
         }
       }
     }
 
     installer_state.UpdateStage(installer::REMOVING_OLD_VERSIONS);
 
     installer_state.RemoveOldVersionDirectories(
         new_version,
         existing_version.get(),
         install_temp_path);
   }
 
   return result;
 }
 
 }  // namespace installer