Restart Chrome if per session flags have been specified on ChromeOS.

chrome/browser/chromeos/settings/device_settings_test_helper.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/chromeos/settings/device_settings_test_helper.h"
 
 #include "base/message_loop.h"
 #include "base/run_loop.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "chrome/browser/chromeos/settings/device_settings_service.h"
@@ skipping 149 matching lines @@
 }
 
 void DeviceSettingsTestHelper::StoreDeviceLocalAccountPolicy(
     const std::string& account_id,
     const std::string& policy_blob,
     const StorePolicyCallback& callback) {
   device_local_account_policy_[account_id].policy_blob_ = policy_blob;
   device_local_account_policy_[account_id].store_callbacks_.push_back(callback);
 }
 
+void DeviceSettingsTestHelper::SetFlagsForUser(
+    const std::string& account_id,
+    const std::vector<std::string>& flags) {}
+
 DeviceSettingsTestHelper::PolicyState::PolicyState()
     : store_result_(true) {}
 
 DeviceSettingsTestHelper::PolicyState::~PolicyState() {}
 
 ScopedDeviceSettingsTestHelper::ScopedDeviceSettingsTestHelper() {
   DeviceSettingsService::Initialize();
   DeviceSettingsService::Get()->SetSessionManager(this, new MockOwnerKeyUtil());
   DeviceSettingsService::Get()->Load();
   Flush();
@@ skipping 33 matching lines @@
 void DeviceSettingsTestBase::FlushDeviceSettings() {
   device_settings_test_helper_.Flush();
 }
 
 void DeviceSettingsTestBase::ReloadDeviceSettings() {
   device_settings_service_.OwnerKeySet(true);
   FlushDeviceSettings();
 }
 
 }  // namespace chromeos