[cros] Fake a stub user login when no --login-manager and --login-user are given.

chrome/browser/chromeos/login/user_manager_impl.h

 // 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_CHROMEOS_LOGIN_USER_MANAGER_IMPL_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_USER_MANAGER_IMPL_H_
 #pragma once
 
 #include <string>
 
@@ skipping 131 matching lines @@
   bool AreEphemeralUsersEnabled() const;
 
   // Returns true if the user with the given email address is to be treated as
   // ephemeral.
   bool IsEphemeralUser(const std::string& email) const;
 
   // Returns the user with the given email address if found in the persistent
   // list. Returns |NULL| otherwise.
   const User* FindUserInList(const std::string& email) const;
 
-  // Makes stub user the current logged-in user (for test paths).
-  void StubUserLoggedIn();
-
   // Notifies on new user session.
   void NotifyOnLogin();
 
   // Reads user's oauth token status from local state preferences.
   User::OAuthTokenStatus LoadUserOAuthStatus(const std::string& username) const;
 
   void SetCurrentUserIsOwner(bool is_current_user_owner);
 
   // Sets one of the default images for the specified user and saves this
   // setting in local state.
@@ skipping 120 matching lines @@
 
   // Loads user image from its file.
   scoped_refptr<UserImageLoader> image_loader_;
 
   // List of all known users. User instances are owned by |this| and deleted
   // when users are removed by |RemoveUserFromListInternal|.
   mutable UserList users_;
 
   // The logged-in user. NULL until a user has logged in, then points to one
   // of the User instances in |users_|, the |guest_user_| instance or an
-  // ephemeral user instance. In test paths without login points to the
-  // |stub_user_| instance.
+  // ephemeral user instance.
   User* logged_in_user_;
 
   // True if SessionStarted() has been called.
   bool session_started_;
 
   // Cached flag of whether currently logged-in user is owner or not.
   // May be accessed on different threads, requires locking.
   bool is_current_user_owner_;
   mutable base::Lock is_current_user_owner_lock_;
 
@@ skipping 47 matching lines @@
 
   // Data URL for |downloaded_profile_image_|.
   std::string downloaded_profile_image_data_url_;
 
   DISALLOW_COPY_AND_ASSIGN(UserManagerImpl);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_USER_MANAGER_IMPL_H_