chrome/browser/signin/signin_global_error_factory.h

   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 #ifndef CHROME_BROWSER_SIGNIN_SIGNIN_GLOBAL_ERROR_FACTORY_H_
   6 #define CHROME_BROWSER_SIGNIN_SIGNIN_GLOBAL_ERROR_FACTORY_H_
   7
   8 #include "base/memory/singleton.h"
   9 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
  10
  11 class SigninGlobalError;
  12 class Profile;
  13
  14 // Singleton that owns all SigninGlobalErrors and associates them with
  15 // Profiles. Listens for the Profile's destruction notification and cleans up
  16 // the associated SigninGlobalError.
  17 class SigninGlobalErrorFactory : public BrowserContextKeyedServiceFactory {
  18  public:
  19   // Returns the instance of SigninGlobalError associated with this
  20   // profile, creating one if none exists. In Ash, this will return NULL.
  21   static SigninGlobalError* GetForProfile(Profile* profile);
  22
  23   // Returns an instance of the SigninGlobalErrorFactory singleton.
  24   static SigninGlobalErrorFactory* GetInstance();
  25
  26  private:
  27   friend struct base::DefaultSingletonTraits<SigninGlobalErrorFactory>;
  28
  29   SigninGlobalErrorFactory();
  30   ~SigninGlobalErrorFactory() override;
  31
  32   // BrowserContextKeyedServiceFactory:
  33   KeyedService* BuildServiceInstanceFor(
  34       content::BrowserContext* profile) const override;
  35
  36   DISALLOW_COPY_AND_ASSIGN(SigninGlobalErrorFactory);
  37 };
  38
  39 #endif  // CHROME_BROWSER_SIGNIN_SIGNIN_GLOBAL_ERROR_FACTORY_H_