Actually deprecate DeviceLocalAccountInfoProto.id

chrome/browser/policy/proto/chromeos/chrome_device_policy.proto

 // 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.
 
 syntax = "proto2";
 
 option optimize_for = LITE_RUNTIME;
 
 package enterprise_management;
 
@@ skipping 227 matching lines @@
 }
 
 // Describes a single device-local account.
 message DeviceLocalAccountInfoProto {
   // Deprecated: Account identifier for a public session device-local account.
   // Old code didn't have the |type| field, so it can't handle new types of
   // device-local accounts gracefully (i.e. ignoring unsupported types). New
   // code should instead set type to ACCOUNT_TYPE_PUBLIC_SESSION and write the
   // identifier to the |account_id| field below. If the |type| field is present,
   // |deprecated_public_session_id| will be ignored.
-  // TODO(mnissler): Rename this field to indicate it's deprecated.
-  optional string id = 1;
+  optional string deprecated_public_session_id = 1;
 
   // Identifier for the device-local account. This is an opaque identifier that
   // is used to distinguish different device-local accounts configured. All
   // configured accounts on a device must have unique identifiers.
   optional string account_id = 2;
 
   // Indicates the type of device-local account.
   enum AccountType {
     // A login-less, policy-configured browsing session.
     ACCOUNT_TYPE_PUBLIC_SESSION = 0;
@@ skipping 90 matching lines @@
   optional StartUpUrlsProto start_up_urls = 18;
   optional PinnedAppsProto pinned_apps = 19;
   optional SystemTimezoneProto system_timezone = 20;
   optional DeviceLocalAccountsProto device_local_accounts = 21;
   optional AllowRedeemChromeOsRegistrationOffersProto allow_redeem_offers = 22;
   optional StartUpFlagsProto start_up_flags = 23;
   optional UptimeLimitProto uptime_limit = 24;
   optional VariationsParameterProto variations_parameter = 25;
   optional AttestationSettingsProto attestation_settings = 26;
 }