Support for auth code based authentication flow for both app and web UI driven flow.

chrome/browser/chromeos/login/login_status_consumer.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_STATUS_CONSUMER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_LOGIN_STATUS_CONSUMER_H_
 
 #include <string>
 
 #include "base/logging.h"
 #include "google_apis/gaia/gaia_auth_consumer.h"
 #include "google_apis/gaia/google_service_auth_error.h"
 #include "net/base/net_errors.h"
 
 namespace chromeos {
 
+struct UserCredentials;
+
 class LoginFailure {
  public:
   enum FailureReason {
     NONE,
     COULD_NOT_MOUNT_CRYPTOHOME,
     COULD_NOT_MOUNT_TMPFS,
     COULD_NOT_UNMOUNT_CRYPTOHOME,
     DATA_REMOVAL_FAILED,    // Could not destroy your old data
     LOGIN_TIMED_OUT,
     UNLOCK_FAILED,
@@ skipping 81 matching lines @@
 class LoginStatusConsumer {
  public:
   virtual ~LoginStatusConsumer() {}
   // The current login attempt has ended in failure, with error |error|.
   virtual void OnLoginFailure(const LoginFailure& error) = 0;
 
   // The current retail mode login attempt has succeeded.
   // Unless overridden for special processing, this should always call
   // OnLoginSuccess with the magic |kRetailModeUserEMail| constant.
   virtual void OnRetailModeLoginSuccess();
-  // The current login attempt has succeeded for
-  // |username|/|password|.  If |pending_requests| is false, we're totally done.
+  // The current login attempt has succeeded for |credentials|.
+  // If |pending_requests| is false, we're totally done.
   // If it's true, we will still have some more results to report later.
   virtual void OnLoginSuccess(
-      const std::string& username,
-      const std::string& password,
+      const UserCredentials& credentials,
       bool pending_requests,
       bool using_oauth) = 0;
   // The current guest login attempt has succeeded.
   virtual void OnOffTheRecordLoginSuccess() {}
   // The same password didn't work both online and offline.
   virtual void OnPasswordChangeDetected();
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_LOGIN_STATUS_CONSUMER_H_