Explicitly wait for user policy before completing login.

chrome/browser/policy/browser_policy_connector.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_POLICY_BROWSER_POLICY_CONNECTOR_H_
 #define CHROME_BROWSER_POLICY_BROWSER_POLICY_CONNECTOR_H_
 #pragma once
 
 #include <string>
 
 #include "base/basictypes.h"
+#include "base/callback_forward.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/policy/cloud_policy_constants.h"
 #include "chrome/browser/policy/configuration_policy_handler_list.h"
 #include "chrome/browser/policy/enterprise_install_attributes.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 
 class TokenService;
 
@@ skipping 83 matching lines @@
   void RefreshPolicies();
 
   // Schedules initialization of the cloud policy backend services, if the
   // services are already constructed.
   void ScheduleServiceInitialization(int64 delay_milliseconds);
 
   // Initializes the user cloud policy infrastructure.
   // If |wait_for_policy_fetch| is true, the user policy will only become fully
   // initialized after a policy fetch is attempted. Note that Profile creation
   // is blocked until this initialization is complete.
+  // |ready_callback|, if not null, is invoked when the user policy is ready.

[Mattias Nissler (ping if slow), 2012/02/16 10:24:11]

Can you give some more detail on what the actual conditions for being "ready"
are? It's a bit unclear that "fully initialized" and "ready" are the same thing.

   void InitializeUserPolicy(const std::string& user_name,
-                            bool wait_for_policy_fetch);
+                            bool wait_for_policy_fetch,
+                            const base::Closure& ready_callback);
 
   // Installs a token service for user policy.
   void SetUserPolicyTokenService(TokenService* token_service);
 
   // Registers for user policy (if not already registered), using the passed
   // OAuth V2 token for authentication. |oauth_token| can be empty to signal
   // that an attempt to fetch the token was made but failed, or that oauth
   // isn't being used.
   void RegisterForUserPolicy(const std::string& oauth_token);
 
@@ skipping 55 matching lines @@
 
   // Used to convert policies to preferences.
   ConfigurationPolicyHandlerList handler_list_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserPolicyConnector);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_POLICY_BROWSER_POLICY_CONNECTOR_H_