Fetch OAuth2 tokens prior to profile creation.

chrome/browser/chromeos/login/signin/oauth2_login_manager.h

 // Copyright 2014 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_SIGNIN_OAUTH2_LOGIN_MANAGER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_SIGNIN_OAUTH2_LOGIN_MANAGER_H_
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 40 matching lines @@
 
   // Session restore strategy.
   enum SessionRestoreStrategy {
     // Generate OAuth2 refresh token from authentication profile's cookie jar.
     // Restore session from generated OAuth2 refresh token.
     RESTORE_FROM_COOKIE_JAR,
     // Restore session from saved OAuth2 refresh token from TokenServices.
     RESTORE_FROM_SAVED_OAUTH2_REFRESH_TOKEN,
     // Restore session from OAuth2 refresh token passed via command line.
     RESTORE_FROM_PASSED_OAUTH2_REFRESH_TOKEN,
-    // Restore session from authentication code passed via command line.
-    RESTORE_FROM_AUTH_CODE,
+    // Restore session from OAuth2 access token.
+    RESTORE_FROM_PASSED_OAUTH2_ACCESS_TOKEN,
   };
 
   class Observer {
    public:
     virtual ~Observer() {}
 
     // Raised when merge session state changes.
     virtual void OnSessionRestoreStateChanged(Profile* user_profile,
                                               SessionRestoreState state) {}
 
     // Raised when a new OAuth2 refresh token is avaialble.
     virtual void OnNewRefreshTokenAvaiable(Profile* user_profile) {}
 
     // Raised when session's GAIA credentials (SID+LSID) are available to
     // other signed in services.
     virtual void OnSessionAuthenticated(Profile* user_profile) {}
   };
 
   explicit OAuth2LoginManager(Profile* user_profile);
   ~OAuth2LoginManager() override;
 
   void AddObserver(OAuth2LoginManager::Observer* observer);
   void RemoveObserver(OAuth2LoginManager::Observer* observer);
 
   // Restores and verifies OAuth tokens either following specified
   // |restore_strategy|. For |restore_strategy| with values
   // RESTORE_FROM_PASSED_OAUTH2_REFRESH_TOKEN or
-  // RESTORE_FROM_AUTH_CODE, respectively
-  // parameters |oauth2_refresh_token| or |auth_code| need to have non-empty
-  // value.
-  void RestoreSession(
-      net::URLRequestContextGetter* auth_request_context,
-      SessionRestoreStrategy restore_strategy,
-      const std::string& oauth2_refresh_token,
-      const std::string& auth_code);
+  // RESTORE_FROM_AUTH_CODE, respectively, parameters |oauth2_refresh_token| or
+  // |oauth2_access_token| need to have a non-empty value.
+  void RestoreSession(net::URLRequestContextGetter* auth_request_context,
+                      SessionRestoreStrategy restore_strategy,
+                      const std::string& oauth2_refresh_token,
+                      const std::string& oauth2_access_token);
 
   // Continues session restore after transient network errors.
   void ContinueSessionRestore();
 
-  // Start resporting session from saved OAuth2 refresh token.
+  // Start restoring session from saved OAuth2 refresh token.
   void RestoreSessionFromSavedTokens();
 
   // Stops all background authentication requests.
   void Stop();
 
   // Returns session restore state.
   SessionRestoreState state() { return state_; }
 
   const base::Time& session_restore_start() { return session_restore_start_; }
 
@@ skipping 60 matching lines @@
   // Signals delegate that authentication is completed, kicks off token fetching
   // process.
   void CompleteAuthentication();
 
   // Retrieves ProfileOAuth2TokenService for |user_profile_|.
   ProfileOAuth2TokenService* GetTokenService();
 
   // Retrieves the primary account for |user_profile_|.
   const std::string& GetPrimaryAccountId();
 
+  // Get External Token Handle.
+  void GetTokenHandle();
+
   // Records |refresh_token_| to token service. The associated account id is
   // assumed to be the primary account id of the user profile. If the primary
   // account id is not present, GetAccountInfoOfRefreshToken will be called to
   // retrieve the associated account info.
   void StoreOAuth2Token();
 
   // Get the account info corresponding to the specified refresh token.
   void GetAccountInfoOfRefreshToken(const std::string& refresh_token);
 
   // Update the token service and inform listeners of a new refresh token.
@@ skipping 48 matching lines @@
   scoped_ptr<OAuth2LoginVerifier> login_verifier_;
   scoped_ptr<gaia::GaiaOAuthClient> account_info_fetcher_;
   scoped_ptr<TokenHandleUtil> token_handle_util_;
 
   // OAuth2 refresh token.
   std::string refresh_token_;
 
   // OAuthLogin scoped access token.
   std::string oauthlogin_access_token_;
 
-  // Authorization code for fetching OAuth2 tokens.
-  std::string auth_code_;
-
   // Session restore start time.
   base::Time session_restore_start_;
 
   // List of observers to notify when token availability changes.
   // Makes sure list is empty on destruction.
   // TODO(zelidrag|gspencer): Figure out how to get rid of ProfileHelper so we
   // can change the line below to ObserverList<Observer, true>.
   ObserverList<Observer, false> observer_list_;
 
   base::WeakPtrFactory<OAuth2LoginManager> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(OAuth2LoginManager);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SIGNIN_OAUTH2_LOGIN_MANAGER_H_