Add missing 903 Deprovisioned error code. Change Arc Disabled error code to 904.

components/policy/proto/device_management_backend.proto

 // Copyright 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.
 
 syntax = "proto2";
 
 option optimize_for = LITE_RUNTIME;
 
 package enterprise_management;
 
@@ skipping 1174 matching lines @@
   // regular device registration request
   optional DeviceRegisterRequest device_register_request = 3;
 }
 
 // Gets an enrollment token to a managed Google Play account for using it with
 // Active Directory. Sent when a new user logs in with Active Directory and
 // opens Play Store for the first time.
 message ActiveDirectoryEnrollPlayUserRequest {}
 
 // The result when a new user logs in to Play Store with Active Directory.
-// 903 Arc Disabled HTTP error code is returned if the reason of the failure is
+// 904 Arc Disabled HTTP error code is returned if the reason of the failure is
 //     that ARC is not enabled for the domain.
 // 403 Forbidden HTTP error code is returned if the device can't get Managed
 //     Google Play accounts.
 message ActiveDirectoryEnrollPlayUserResponse {
   // The enrollment token which can be used to fetch a Managed Google Play
   // account.
   optional string enrollment_token = 1;
   // The user id which identifies the user enrolled by this token. This user id
   // is opaque to the client and is only used in the ActiveDirectoryPlayActivity
   // requests.
@@ skipping 70 matching lines @@
 //   policy: policy_request
 //   register: register_request
 //   status: device_status_report_request or session_status_report_request
 //   unregister: unregister_request
 //   remote_commands: remote_command_request
 //   attribute_update_permission: device_attribute_update_permission_request
 //   attribute_update: device_attribute_update_request
 //   gcm_id_update: gcm_id_update_request
 //   check_android_management: check_android_management_request
 //   certificate_based_register: certificate_based_register_request
+//   active_directory_enroll_play_user:
+//       active_directory_enroll_play_user_request
+//   active_directory_play_activity: active_directory_play_activity_request
 //
 message DeviceManagementRequest {
   // Register request.
   optional DeviceRegisterRequest register_request = 1;
 
   // Unregister request.
   optional DeviceUnregisterRequest unregister_request = 2;
 
   // Policy request.
   optional DevicePolicyRequest policy_request = 3;
@@ skipping 66 matching lines @@
 // 200 OK: valid response is returned to client.
 // 400 Bad Request: invalid argument.
 // 401 Unauthorized: invalid auth cookie or DM token.
 // 403 Forbidden: device management is not allowed.
 // 404 Not Found: the request URL is invalid.
 // 410 Device Not Found: the device id is not found.
 // 491 Request Pending: the request is pending approval.
 // 500 Internal Server Error: most likely a bug in DM server.
 // 503 Service Unavailable: most likely a backend error.
 // 902 Policy Not Found: the policy is not found.
-// 903 Arc Disabled: ARC is not enabled on the domain.
+// 903 Deprovisioned: the device has been deprovisioned.
+// 904 Arc Disabled: ARC is not enabled on the domain.
 message DeviceManagementResponse {
   // TODO(hong): move error handling to HTTP level.
   // Error code to client.
   enum ErrorCode {
     SUCCESS = 0;
     // Returned for register request when device management is not supported
     // for the domain.
     DEVICE_MANAGEMENT_NOT_SUPPORTED = 1;
     // Returned when the device is not found.
     DEVICE_NOT_FOUND  = 2;
@@ skipping 71 matching lines @@
       check_android_management_response = 18;
 
   // Response to an Active Directory Play user enrollment request.
   optional ActiveDirectoryEnrollPlayUserResponse
       active_directory_enroll_play_user_response = 19;
 
   // Response to a Play activity request.
   optional ActiveDirectoryPlayActivityResponse
       active_directory_play_activity_response = 20;
 }