ChromeOS cryptohome should be able to use gaia id as user identifier.

chrome/browser/ui/webui/flags_ui.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/ui/webui/flags_ui.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 26 matching lines @@
 #include "grit/components_strings.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 
 #if defined(OS_CHROMEOS)
 #include "base/sys_info.h"
 #include "chrome/browser/chromeos/ownership/owner_settings_service_chromeos.h"
 #include "chrome/browser/chromeos/ownership/owner_settings_service_chromeos_factory.h"
 #include "chrome/browser/chromeos/settings/cros_settings.h"
 #include "chrome/browser/chromeos/settings/owner_flags_storage.h"
+#include "chromeos/cryptohome/cryptohome_parameters.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "chromeos/dbus/session_manager_client.h"
 #include "components/pref_registry/pref_registry_syncable.h"
 #include "components/user_manager/user_manager.h"
 #endif
 
 using content::WebContents;
 using content::WebUIMessageHandler;
 
 namespace {
@@ skipping 182 matching lines @@
   about_flags::ConvertFlagsToSwitches(flags_storage_.get(),
                                       &user_flags,
                                       flags_ui::kAddSentinels);
   base::CommandLine::StringVector flags;
   // argv[0] is the program name |base::CommandLine::NO_PROGRAM|.
   flags.assign(user_flags.argv().begin() + 1, user_flags.argv().end());
   VLOG(1) << "Restarting to apply per-session flags...";
   chromeos::DBusThreadManager::Get()
       ->GetSessionManagerClient()
       ->SetFlagsForUser(
-          user_manager::UserManager::Get()->GetActiveUser()->email(), flags);
+          cryptohome::Identification(user_manager::UserManager::Get()
+                                         ->GetActiveUser()
+                                         ->GetAccountId()),
+          flags);
 #endif
   chrome::AttemptRestart();
 }
 
 void FlagsDOMHandler::HandleResetAllFlags(const base::ListValue* args) {
   DCHECK(flags_storage_);
   about_flags::ResetAllFlags(flags_storage_.get());
 }
 
 
@@ skipping 70 matching lines @@
 
 FlagsUI::~FlagsUI() {
 }
 
 // static
 base::RefCountedMemory* FlagsUI::GetFaviconResourceBytes(
       ui::ScaleFactor scale_factor) {
   return ResourceBundle::GetSharedInstance().
       LoadDataResourceBytesForScale(IDR_FLAGS_FAVICON, scale_factor);
 }