text: // 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.
  
  #ifndef CHROME_BROWSER_SPELLCHECKER_SPELLCHECK_FACTORY_H_
  #define CHROME_BROWSER_SPELLCHECKER_SPELLCHECK_FACTORY_H_
  
  #include "base/gtest_prod_util.h"
  #include "base/macros.h"
  #include "base/memory/singleton.h"
  #include "build/build_config.h"
  #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
  
  class SpellcheckService;
  
  // Entry into the SpellCheck system.
  //
  // Internally, this owns all SpellcheckService objects.
  class SpellcheckServiceFactory : public BrowserContextKeyedServiceFactory {
   public:
    // Returns the spell check host. This will create the SpellcheckService
    // if it does not already exist. This can return NULL.
    static SpellcheckService* GetForContext(content::BrowserContext* context);
  
    static SpellcheckServiceFactory* GetInstance();
  
   private:
    friend struct base::DefaultSingletonTraits<SpellcheckServiceFactory>;
  
    SpellcheckServiceFactory();
    ~SpellcheckServiceFactory() override;
  
    // BrowserContextKeyedServiceFactory:
    KeyedService* BuildServiceInstanceFor(
        content::BrowserContext* context) const override;
    void RegisterProfilePrefs(
        user_prefs::PrefRegistrySyncable* registry) override;
    content::BrowserContext* GetBrowserContextToUse(
        content::BrowserContext* context) const override;
    bool ServiceIsNULLWhileTesting() const override;
  
    FRIEND_TEST_ALL_PREFIXES(SpellcheckServiceBrowserTest, DeleteCorruptedBDICT);
  #if defined(OS_WIN)
    FRIEND_TEST_ALL_PREFIXES(SpellcheckServiceWindowsHybridBrowserTest,
                             WindowsHybridSpellcheck);
    FRIEND_TEST_ALL_PREFIXES(SpellcheckServiceWindowsHybridBrowserTestDelayInit,
                             WindowsHybridSpellcheckDelayInit);
  #endif  // defined(OS_WIN)
  
    DISALLOW_COPY_AND_ASSIGN(SpellcheckServiceFactory);
  };
  
  #endif  // CHROME_BROWSER_SPELLCHECKER_SPELLCHECK_FACTORY_H_
  