[cros] Cleanup: remove LoginUtils

chrome/browser/chromeos/login/login_utils.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_LOGIN_UTILS_H_
-#define CHROME_BROWSER_CHROMEOS_LOGIN_LOGIN_UTILS_H_
-
-#include <string>
-
-#include "base/callback_forward.h"
-#include "base/memory/ref_counted.h"
-
-class PrefService;
-class Profile;
-
-namespace base {
-class CommandLine;
-}
-
-namespace chromeos {
-
-class Authenticator;
-class LoginDisplayHost;
-class AuthStatusConsumer;
-class UserContext;
-
-class LoginUtils {
- public:
-  class Delegate {
-   public:
-    // Called after profile is loaded and prepared for the session.
-    // |browser_launched| will be true is browser has been launched, otherwise
-    // it will return false and client is responsible on launching browser.
-    virtual void OnProfilePrepared(Profile* profile,
-                                   bool browser_launched) = 0;
-
-   protected:
-    virtual ~Delegate() {}
-  };
-
-  // Get LoginUtils singleton object. If it was not set before, new default
-  // instance will be created.
-  static LoginUtils* Get();
-
-  // Set LoginUtils singleton object for test purpose only!
-  static void Set(LoginUtils* ptr);
-
-  // Checks if the given username is whitelisted and allowed to sign-in to
-  // this device. |wildcard_match| may be NULL. If it's present, it'll be set to
-  // true if the whitelist check was satisfied via a wildcard.
-  static bool IsWhitelisted(const std::string& username, bool* wildcard_match);
-
-  virtual ~LoginUtils() {}
-
-  // Thin wrapper around StartupBrowserCreator::LaunchBrowser().  Meant to be
-  // used in a Task posted to the UI thread.  Once the browser is launched the
-  // login host is deleted.
-  virtual void DoBrowserLaunch(Profile* profile,
-                               LoginDisplayHost* login_host) = 0;
-
-  // Loads and prepares profile for the session. Fires |delegate| in the end.
-  // |user_context.username_hash| defines when user homedir is mounted.
-  // Also see DelegateDeleted method.
-  // If |has_active_session| is true than this is a case of restoring user
-  // session after browser crash so no need to start new session.
-  virtual void PrepareProfile(
-      const UserContext& user_context,
-      bool has_auth_cookies,
-      bool has_active_session,
-      Delegate* delegate) = 0;
-
-  // Invalidates |delegate|, which was passed to PrepareProfile method call.
-  virtual void DelegateDeleted(Delegate* delegate) = 0;
-
-  // Creates and returns the authenticator to use.
-  // Before WebUI login (Up to R14) the caller owned the returned
-  // Authenticator instance and had to delete it when done.
-  // New instance was created on each new login attempt.
-  // Starting with WebUI login (R15) single Authenticator instance is used for
-  // entire login process, even for multiple retries. Authenticator instance
-  // holds reference to login profile and is later used during fetching of
-  // OAuth tokens.
-  // TODO(nkostylev): Cleanup after WebUI login migration is complete.
-  virtual scoped_refptr<Authenticator> CreateAuthenticator(
-      AuthStatusConsumer* consumer) = 0;
-};
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_LOGIN_UTILS_H_