| // 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/prerender/prerender_manager_factory.h" |
| |
| #include "base/debug/trace_event.h" |
| #include "base/sys_info.h" |
| #include "chrome/browser/browser_process.h" |
| #include "chrome/browser/history/history_service_factory.h" |
| #include "chrome/browser/predictors/predictor_database_factory.h" |
| #include "chrome/browser/prerender/prerender_manager.h" |
| #include "chrome/browser/profiles/incognito_helpers.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/sync/profile_sync_service_factory.h" |
| #include "components/keyed_service/content/browser_context_dependency_manager.h" |
| |
| #if defined(OS_ANDROID) |
| #include "chrome/browser/android/prerender_condition_platform.h" |
| #endif |
| |
| #if defined(OS_CHROMEOS) |
| #include "chrome/browser/chromeos/prerender_condition_network.h" |
| #include "chromeos/network/network_handler.h" |
| #endif |
| |
| #if defined(ENABLE_EXTENSIONS) |
| #include "extensions/browser/extension_system_provider.h" |
| #include "extensions/browser/extensions_browser_client.h" |
| #endif |
| |
| namespace prerender { |
| |
| // static |
| PrerenderManager* PrerenderManagerFactory::GetForProfile( |
| Profile* profile) { |
| TRACE_EVENT0("browser", "PrerenderManagerFactory::GetForProfile") |
| if (!PrerenderManager::IsPrerenderingPossible()) |
| return NULL; |
| return static_cast<PrerenderManager*>( |
| GetInstance()->GetServiceForBrowserContext(profile, true)); |
| } |
| |
| // static |
| PrerenderManagerFactory* PrerenderManagerFactory::GetInstance() { |
| return Singleton<PrerenderManagerFactory>::get(); |
| } |
| |
| PrerenderManagerFactory::PrerenderManagerFactory() |
| : BrowserContextKeyedServiceFactory( |
| "PrerenderManager", |
| BrowserContextDependencyManager::GetInstance()) { |
| #if defined(ENABLE_EXTENSIONS) |
| DependsOn( |
| extensions::ExtensionsBrowserClient::Get()->GetExtensionSystemFactory()); |
| #endif |
| // PrerenderLocalPredictor observers the history visit DB. |
| DependsOn(HistoryServiceFactory::GetInstance()); |
| DependsOn(predictors::PredictorDatabaseFactory::GetInstance()); |
| DependsOn(ProfileSyncServiceFactory::GetInstance()); |
| } |
| |
| PrerenderManagerFactory::~PrerenderManagerFactory() { |
| } |
| |
| KeyedService* PrerenderManagerFactory::BuildServiceInstanceFor( |
| content::BrowserContext* browser_context) const { |
| Profile* profile = Profile::FromBrowserContext(browser_context); |
| CHECK(g_browser_process->prerender_tracker()); |
| if (base::SysInfo::IsLowEndDevice()) |
| return NULL; |
| |
| PrerenderManager* prerender_manager = new PrerenderManager( |
| profile, g_browser_process->prerender_tracker()); |
| #if defined(OS_CHROMEOS) |
| if (chromeos::NetworkHandler::IsInitialized()) |
| prerender_manager->AddCondition(new chromeos::PrerenderConditionNetwork); |
| #endif |
| #if defined(OS_ANDROID) |
| prerender_manager->AddCondition(new android::PrerenderConditionPlatform( |
| browser_context)); |
| #endif |
| return prerender_manager; |
| } |
| |
| content::BrowserContext* PrerenderManagerFactory::GetBrowserContextToUse( |
| content::BrowserContext* context) const { |
| return chrome::GetBrowserContextOwnInstanceInIncognito(context); |
| } |
| |
| } // namespace prerender |