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

chrome/browser/chromeos/chrome_browser_main_chromeos.cc

 // Copyright (c) 2013 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.
 
 #include "chrome/browser/chromeos/chrome_browser_main_chromeos.h"
 
 #include <string>
 #include <vector>
 
 #include "ash/shell.h"
@@ skipping 128 matching lines @@
 // The instance will be deleted upon success or failure.
 class StubLogin : public LoginStatusConsumer,
                   public LoginUtils::Delegate {
  public:
   StubLogin(std::string username, std::string password)
       : pending_requests_(false),
         profile_prepared_(false) {
     authenticator_ = LoginUtils::Get()->CreateAuthenticator(this);
     authenticator_.get()->AuthenticateToLogin(
         g_browser_process->profile_manager()->GetDefaultProfile(),
-        username,
-        password,
-        std::string(),
-        std::string());
+        UserCredentials(username,
+                        password,
+                        std::string()),  // auth_code
+        std::string(),   // login_token
+        std::string());  // login_captcha
   }
 
   virtual ~StubLogin() {
     LoginUtils::Get()->DelegateDeleted(this);
   }
 
   virtual void OnLoginFailure(const LoginFailure& error) OVERRIDE {
     LOG(ERROR) << "Login Failure: " << error.GetErrorString();
     delete this;
   }
 
-  virtual void OnLoginSuccess(const std::string& username,
-                              const std::string& password,
+  virtual void OnLoginSuccess(const UserCredentials& credentials,
                               bool pending_requests,
                               bool using_oauth) OVERRIDE {
     pending_requests_ = pending_requests;
     if (!profile_prepared_) {
       // Will call OnProfilePrepared in the end.
-      LoginUtils::Get()->PrepareProfile(username,
-                                        std::string(),
-                                        password,
+      LoginUtils::Get()->PrepareProfile(credentials,
+                                        std::string(),  // display_email
                                         using_oauth,
-                                        false,
+                                        false,          // has_cookies
                                         this);
     } else if (!pending_requests) {
       delete this;
     }
   }
 
   // LoginUtils::Delegate implementation:
   virtual void OnProfilePrepared(Profile* profile) OVERRIDE {
     profile_prepared_ = true;
     LoginUtils::Get()->DoBrowserLaunch(profile, NULL);
@@ skipping 675 matching lines @@
     return;
 
   // If failed to launch, go back to login screen.
   LOG(ERROR) << "Failed to launch kiosk app. Fall back to login screen";
   OptionallyRunChromeOSLoginManager(parsed_command_line(), profile());
 
   // TODO(xiyuan): Show error message.
 }
 
 }  //  namespace chromeos