chromeos: power: Refactor RendererFreezer and add tests

chrome/browser/chromeos/chrome_browser_main_chromeos.cc

 // Copyright (c) 2013 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/chrome_browser_main_chromeos.h"
 
 #include <string>
 #include <vector>
 
 #include "ash/ash_switches.h"
@@ skipping 40 matching lines @@
 #include "chrome/browser/chromeos/login/startup_utils.h"
 #include "chrome/browser/chromeos/login/users/chrome_user_manager.h"
 #include "chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.h"
 #include "chrome/browser/chromeos/login/wizard_controller.h"
 #include "chrome/browser/chromeos/memory/oom_priority_manager.h"
 #include "chrome/browser/chromeos/net/network_portal_detector_impl.h"
 #include "chrome/browser/chromeos/options/cert_library.h"
 #include "chrome/browser/chromeos/ownership/owner_settings_service_chromeos_factory.h"
 #include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
 #include "chrome/browser/chromeos/policy/device_local_account.h"
+#include "chrome/browser/chromeos/power/freezer_cgroup_process_manager.h"
 #include "chrome/browser/chromeos/power/idle_action_warning_observer.h"
 #include "chrome/browser/chromeos/power/light_bar.h"
 #include "chrome/browser/chromeos/power/peripheral_battery_observer.h"
 #include "chrome/browser/chromeos/power/power_button_observer.h"
 #include "chrome/browser/chromeos/power/power_data_collector.h"
 #include "chrome/browser/chromeos/power/power_prefs.h"
 #include "chrome/browser/chromeos/power/renderer_freezer.h"
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
 #include "chrome/browser/chromeos/settings/device_oauth2_token_service_factory.h"
 #include "chrome/browser/chromeos/settings/device_settings_service.h"
@@ skipping 484 matching lines @@
   // they use the profile to dispatch extension events.
   extension_system_event_observer_.reset(new ExtensionSystemEventObserver());
   if (KioskModeSettings::Get()->IsKioskModeEnabled()) {
     retail_mode_power_save_blocker_ = content::PowerSaveBlocker::Create(
         content::PowerSaveBlocker::kPowerSaveBlockPreventDisplaySleep,
         "Retail mode");
   }
 
   peripheral_battery_observer_.reset(new PeripheralBatteryObserver());
 
-  renderer_freezer_.reset(new RendererFreezer());
+  renderer_freezer_.reset(
+      new RendererFreezer(scoped_ptr<RendererFreezer::Delegate>(
+          new FreezerCgroupProcessManager())));
   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kWakeOnPackets))
     light_bar_.reset(new LightBar());
 
   g_browser_process->platform_part()->InitializeAutomaticRebootManager();
 
   // This observer cannot be created earlier because it requires the shell to be
   // available.
   idle_action_warning_observer_.reset(new IdleActionWarningObserver());
 
   ChromeBrowserMainPartsLinux::PostProfileInit();
@@ skipping 187 matching lines @@
   // Destroy DBus services immediately after threads are stopped.
   dbus_services_.reset();
 
   ChromeBrowserMainPartsLinux::PostDestroyThreads();
 
   // Destroy DeviceSettingsService after g_browser_process.
   DeviceSettingsService::Shutdown();
 }
 
 }  //  namespace chromeos