[cros] Cleanup login auth stack: remove ClientLogin legacy code

chrome/browser/chromeos/login/authenticator.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_AUTHENTICATOR_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_AUTHENTICATOR_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 17 matching lines @@
  public:
   explicit Authenticator(LoginStatusConsumer* consumer);
 
   // Given externally authenticated username and password (part of
   // |user_context|), this method attempts to complete authentication process.
   virtual void CompleteLogin(Profile* profile,
                              const UserContext& user_context) = 0;
 
   // Given a user credentials in |user_context|,
   // this method attempts to authenticate to login.
-  // Optionally |login_token| and |login_captcha| could be provided.
   // Must be called on the UI thread.
   virtual void AuthenticateToLogin(Profile* profile,
-                                   const UserContext& user_context,
-                                   const std::string& login_token,
-                                   const std::string& login_captcha) = 0;
+                                   const UserContext& user_context) = 0;
 
   // Given a user credentials in |user_context|, this method attempts to
   // authenticate to unlock the computer.
   // Must be called on the UI thread.
   virtual void AuthenticateToUnlock(
       const UserContext& user_context) = 0;
 
   // Initiates locally managed user login.
   virtual void LoginAsLocallyManagedUser(
       const UserContext& user_context) = 0;
@@ skipping 26 matching lines @@
   // Call this method to migrate the user's encrypted data
   // forward to use his new password.  |old_password| is the password
   // his data was last encrypted with.
   virtual void RecoverEncryptedData(
       const std::string& old_password) = 0;
 
   // Call this method to erase the user's encrypted data
   // and create a new cryptohome.
   virtual void ResyncEncryptedData() = 0;
 
-  // Attempt to authenticate online again.
-  virtual void RetryAuth(Profile* profile,
-                         const UserContext& user_context,
-                         const std::string& login_token,
-                         const std::string& login_captcha) = 0;
-
   // Profile (usually off the record ) that was used to perform the last
   // authentication process.
   Profile* authentication_profile() { return authentication_profile_; }
 
   // Sets consumer explicitly.
   void SetConsumer(LoginStatusConsumer* consumer);
 
  protected:
   virtual ~Authenticator();
 
   LoginStatusConsumer* consumer_;
   Profile* authentication_profile_;
 
  private:
   friend class base::RefCountedThreadSafe<Authenticator>;
 
   DISALLOW_COPY_AND_ASSIGN(Authenticator);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_AUTHENTICATOR_H_