Revert of Extract LoginPerformer to chromeos/auth

chromeos/login/auth/mock_authenticator.h

 // Copyright 2014 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 CHROMEOS_LOGIN_AUTH_MOCK_AUTHENTICATOR_H_
 #define CHROMEOS_LOGIN_AUTH_MOCK_AUTHENTICATOR_H_
 
 #include <string>
 
 #include "base/message_loop/message_loop_proxy.h"
 #include "chromeos/chromeos_export.h"
 #include "chromeos/login/auth/authenticator.h"
 #include "chromeos/login/auth/user_context.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-namespace content {
-class BrowserContext;
-}
+class Profile;
 
 namespace chromeos {
 
 class AuthStatusConsumer;
 
 class CHROMEOS_EXPORT MockAuthenticator : public Authenticator {
  public:
   MockAuthenticator(AuthStatusConsumer* consumer,
                     const UserContext& expected_user_context);
 
   // Authenticator:
-  virtual void CompleteLogin(content::BrowserContext* context,
+  virtual void CompleteLogin(Profile* profile,
                              const UserContext& user_context) override;
-  virtual void AuthenticateToLogin(content::BrowserContext* context,
+  virtual void AuthenticateToLogin(Profile* profile,
                                    const UserContext& user_context) override;
   virtual void AuthenticateToUnlock(const UserContext& user_context) override;
   virtual void LoginAsSupervisedUser(const UserContext& user_context) override;
   virtual void LoginRetailMode() override;
   virtual void LoginOffTheRecord() override;
   virtual void LoginAsPublicSession(const UserContext& user_context) override;
   virtual void LoginAsKioskAccount(const std::string& app_user_id,
                                    bool use_guest_mount) override;
   virtual void OnRetailModeAuthSuccess() override;
   virtual void OnAuthSuccess() override;
   virtual void OnAuthFailure(const AuthFailure& failure) override;
   virtual void RecoverEncryptedData(const std::string& old_password) override;
   virtual void ResyncEncryptedData() override;
 
   virtual void SetExpectedCredentials(const UserContext& user_context);
 
  protected:
   virtual ~MockAuthenticator();
 
  private:
   UserContext expected_user_context_;
   scoped_refptr<base::MessageLoopProxy> message_loop_;
 
   DISALLOW_COPY_AND_ASSIGN(MockAuthenticator);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_LOGIN_AUTH_MOCK_AUTHENTICATOR_H_