Support policy registration using a preobtained access token.

chrome/browser/policy/cloud/user_policy_signin_service_ios.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_POLICY_CLOUD_USER_POLICY_SIGNIN_SERVICE_IOS_H_
 #define CHROME_BROWSER_POLICY_CLOUD_USER_POLICY_SIGNIN_SERVICE_IOS_H_
 
 #include <string>
+#include <vector>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/policy/cloud/user_policy_signin_service_base.h"
 
 class ProfileOAuth2TokenService;
 class Profile;
@@ skipping 21 matching lines @@
       Profile* profile,
       PrefService* local_state,
       DeviceManagementService* device_management_service,
       UserCloudPolicyManager* policy_manager,
       SigninManager* signin_manager,
       scoped_refptr<net::URLRequestContextGetter> system_request_context,
       ProfileOAuth2TokenService* token_service);
   virtual ~UserPolicySigninService();
 
   // Registers a CloudPolicyClient for fetching policy for |username|.
-  // This requests an OAuth2 token for the services involved, and contacts
-  // the policy service if the account has management enabled.
-  // |callback| is invoked once we have registered this device to fetch policy,
-  // or once it is determined that |username| is not a managed account.
+  // This requires a valid OAuth access token for the scopes returned by the
+  // |GetScopes| static function. |callback| is invoked once we have
+  // registered this device to fetch policy, or once it is determined that
+  // |username| is not a managed account.
   void RegisterForPolicy(const std::string& username,
+                         const std::string& access_token,
                          PolicyRegistrationBlockCallback callback);
 
+  static std::vector<std::string> GetScopes();
+
   // Wrapper for FetchPolicyForSignedInUser that uses a block instead of
   // a base::Callback.
   void FetchPolicy(
       const std::string& username,
       const std::string& dm_token,
       const std::string& client_id,
       scoped_refptr<net::URLRequestContextGetter> profile_request_context,
       PolicyFetchBlockCallback callback);
 
  private:
   void CallPolicyRegistrationCallback(scoped_ptr<CloudPolicyClient> client,
                                       PolicyRegistrationBlockCallback callback);
 
   void CallPolicyFetchCallback(PolicyFetchBlockCallback callback,
                                bool succeeded);
 
   // KeyedService implementation:
   virtual void Shutdown() OVERRIDE;
 
   // CloudPolicyService::Observer implementation:
   virtual void OnInitializationCompleted(CloudPolicyService* service) OVERRIDE;
 
   // Cancels a pending cloud policy registration attempt.
   void CancelPendingRegistration();
 
   scoped_ptr<CloudPolicyClientRegistrationHelper> registration_helper_;
   base::WeakPtrFactory<UserPolicySigninService> weak_factory_;
 
-  // Weak pointer to the token service used to authenticate the
-  // CloudPolicyClient during registration.
-  ProfileOAuth2TokenService* oauth2_token_service_;
-
   // The PrefService associated with the profile.
   PrefService* profile_prefs_;
 
   DISALLOW_COPY_AND_ASSIGN(UserPolicySigninService);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_POLICY_CLOUD_USER_POLICY_SIGNIN_SERVICE_IOS_H_