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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/extensions/extension_garbage_collector_factory.h"
      6 
      7 #include "base/memory/singleton.h"
      8 #include "chrome/browser/extensions/extension_garbage_collector.h"
      9 #include "chrome/browser/extensions/extension_system_factory.h"
     10 #include "chrome/browser/extensions/install_tracker_factory.h"
     11 #include "components/keyed_service/content/browser_context_dependency_manager.h"
     12 #include "extensions/browser/extensions_browser_client.h"
     13 
     14 #if defined(OS_CHROMEOS)
     15 #include "chrome/browser/extensions/extension_garbage_collector_chromeos.h"
     16 #endif
     17 
     18 namespace extensions {
     19 
     20 // static
     21 ExtensionGarbageCollector*
     22 ExtensionGarbageCollectorFactory::GetForBrowserContext(
     23     content::BrowserContext* context) {
     24   return static_cast<ExtensionGarbageCollector*>(
     25       GetInstance()->GetServiceForBrowserContext(context, true));
     26 }
     27 
     28 // static
     29 ExtensionGarbageCollectorFactory*
     30 ExtensionGarbageCollectorFactory::GetInstance() {
     31   return Singleton<ExtensionGarbageCollectorFactory>::get();
     32 }
     33 
     34 ExtensionGarbageCollectorFactory::ExtensionGarbageCollectorFactory()
     35     : BrowserContextKeyedServiceFactory(
     36           "ExtensionGarbageCollector",
     37           BrowserContextDependencyManager::GetInstance()) {
     38   DependsOn(ExtensionsBrowserClient::Get()->GetExtensionSystemFactory());
     39   DependsOn(InstallTrackerFactory::GetInstance());
     40 }
     41 
     42 ExtensionGarbageCollectorFactory::~ExtensionGarbageCollectorFactory() {}
     43 
     44 // static
     45 KeyedService* ExtensionGarbageCollectorFactory::BuildInstanceFor(
     46     content::BrowserContext* context) {
     47 #if defined(OS_CHROMEOS)
     48   return new ExtensionGarbageCollectorChromeOS(context);
     49 #else
     50   return new ExtensionGarbageCollector(context);
     51 #endif
     52 }
     53 
     54 KeyedService* ExtensionGarbageCollectorFactory::BuildServiceInstanceFor(
     55     content::BrowserContext* context) const {
     56   return BuildInstanceFor(context);
     57 }
     58 
     59 bool ExtensionGarbageCollectorFactory::ServiceIsCreatedWithBrowserContext()
     60     const {
     61   return true;
     62 }
     63 
     64 bool ExtensionGarbageCollectorFactory::ServiceIsNULLWhileTesting() const {
     65   return true;
     66 }
     67 
     68 }  // namespace extensions
     69