Add IssueAuthToken and unit tests to GaiaAuthenticator2.

chrome/browser/chromeos/login/google_authenticator.h

 // Copyright (c) 2010 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_
 
 #include <string>
 #include <vector>
 
@@ skipping 92 matching lines @@
   void Cancel();
 
   // Perform basic canonicalization of |email_address|, taking into account
   // that gmail does not consider '.' or caps inside a username to matter.
   // For example, c.masone@gmail.com == cMaSone@gmail.com, per
   // http://mail.google.com/support/bin/answer.py?hl=en&ctx=mail&answer=10313#
   static std::string Canonicalize(const std::string& email_address);
 
   // Callbacks from GaiaAuthenticator2
   virtual void OnClientLoginFailure(
-      const GaiaAuthConsumer::ClientLoginError& error);
+      const GaiaAuthConsumer::GaiaAuthError& error);
   virtual void OnClientLoginSuccess(
       const GaiaAuthConsumer::ClientLoginResult& result);
 
  private:
 
   // If we don't have the system salt yet, loads it from the CryptohomeLibrary.
   void LoadSystemSalt();
 
   // If we haven't already, looks in a file called |filename| next to
   // the browser executable for a "localaccount" name, and retrieves it
@@ skipping 92 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_