Add "critical" parameter to DMServer requests.

components/policy/core/common/cloud/device_management_service.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 COMPONENTS_POLICY_CORE_COMMON_CLOUD_DEVICE_MANAGEMENT_SERVICE_H_
 #define COMPONENTS_POLICY_CORE_COMMON_CLOUD_DEVICE_MANAGEMENT_SERVICE_H_
 
 #include <stdint.h>
 
 #include <deque>
@@ skipping 54 matching lines @@
   typedef base::Callback<void(DeviceManagementRequestJob*)> RetryCallback;
 
   virtual ~DeviceManagementRequestJob();
 
   // Functions for configuring the job. These should only be called before
   // Start()ing the job, but never afterwards.
   void SetGaiaToken(const std::string& gaia_token);
   void SetOAuthToken(const std::string& oauth_token);
   void SetDMToken(const std::string& dm_token);
   void SetClientID(const std::string& client_id);
+  // Sets the critical request parameter, which is used to differentiate regular
+  // DMServer requests (like scheduled policy fetches) from time-sensitive ones
+  // (like policy fetch during device enrollment). Should only be called before
+  // Start()ing the job, at most once.
+  void SetCritical(bool critical);
+
   enterprise_management::DeviceManagementRequest* GetRequest();
 
   // A job may automatically retry if it fails due to a temporary condition, or
   // due to proxy misconfigurations. If a |retry_callback| is set then it will
   // be invoked with the DeviceManagementRequestJob as an argument when that
   // happens, so that the job's owner can customize the retry request before
   // it's sent.
   void SetRetryCallback(const RetryCallback& retry_callback);
 
   // Starts the job. |callback| will be invoked on completion.
@@ skipping 123 matching lines @@
 
   // Used to create tasks which run delayed on the UI thread.
   base::WeakPtrFactory<DeviceManagementService> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DeviceManagementService);
 };
 
 }  // namespace policy
 
 #endif  // COMPONENTS_POLICY_CORE_COMMON_CLOUD_DEVICE_MANAGEMENT_SERVICE_H_