PART1: Initiated the SignedSettings refactoring.

chrome/browser/chromeos/login/google_authenticator.h

 // Copyright (c) 2011 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_GOOGLE_AUTHENTICATOR_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_GOOGLE_AUTHENTICATOR_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 29 matching lines @@
  public:
   explicit GoogleAuthenticator(LoginStatusConsumer* consumer);
   virtual ~GoogleAuthenticator();
 
   // Given externally authenticated |username| and |password|, this method
   // attempts to complete authentication process. The ultimate result is either
   // a callback to consumer_->OnLoginSuccess() with the |username| and a vector
   // of authentication cookies or a callback to consumer_->OnLoginFailure() with
   // an error message.
   // Returns true if the attempt gets sent successfully and false if not.
-  virtual bool CompleteLogin(Profile* profile,
+  virtual void CompleteLogin(Profile* profile,
                              const std::string& username,
                              const std::string& password) OVERRIDE;
 
   // Given a |username| and |password|, this method attempts to authenticate to
   // the Google accounts servers.  The ultimate result is either a callback to
   // consumer_->OnLoginSuccess() with the |username| and a vector of
   // authentication cookies or a callback to consumer_->OnLoginFailure() with
   // an error message.  Uses |profile| when doing URL fetches.
   // Optionally could pass CAPTCHA challenge token - |login_token| and
   // |login_captcha| string that user has entered.
   //
   // NOTE: We do not allow HOSTED accounts to log in.  In the event that
   // we are asked to authenticate valid HOSTED account creds, we will
   // call OnLoginFailure() with HOSTED_NOT_ALLOWED.
   //
   // Returns true if the attempt gets sent successfully and false if not.
-  virtual bool AuthenticateToLogin(Profile* profile,
+  virtual void AuthenticateToLogin(Profile* profile,
                                    const std::string& username,
                                    const std::string& password,
                                    const std::string& login_token,
                                    const std::string& login_captcha) OVERRIDE;
 
   // Given a |username| and |password|, this method attempts to
   // authenticate to the cached credentials. This will never contact
   // the server even if it's online. The auth result is sent to
   // LoginStatusConsumer in a same way as AuthenticateToLogin does.
   virtual bool AuthenticateToUnlock(const std::string& username,
@@ skipping 170 matching lines @@
   FRIEND_TEST_ALL_PREFIXES(GoogleAuthenticatorTest, LoginNetFailure);
   FRIEND_TEST_ALL_PREFIXES(GoogleAuthenticatorTest, LoginDenied);
   FRIEND_TEST_ALL_PREFIXES(GoogleAuthenticatorTest, TwoFactorLogin);
 
   DISALLOW_COPY_AND_ASSIGN(GoogleAuthenticator);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_GOOGLE_AUTHENTICATOR_H_