[EasyUnlock] Make login work if command line flag is enabled.

chrome/browser/signin/easy_unlock_service_regular.cc

 // 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.
 
 #include "chrome/browser/signin/easy_unlock_service_regular.h"
 
 #include <stdint.h>
 
 #include <utility>
 
@@ skipping 129 matching lines @@
 
     dict->SetString("name", device.name);
     dict->SetString("psk", b64_psk);
     dict->SetString("bluetoothAddress", device.bluetooth_address);
     dict->SetString("permitId", "permit://google.com/easyunlock/v1/" +
                                     proximity_auth_client()->GetAccountId());
     dict->SetString("permitRecord.id", b64_public_key);
     dict->SetString("permitRecord.type", "license");
     dict->SetString("permitRecord.data", b64_public_key);
 
-    // TODO(tengs): Retrieve the actual BeaconSeeds from the RemoteDevice.
-    std::vector<cryptauth::BeaconSeed> beacon_seeds;
     std::unique_ptr<base::ListValue> beacon_seed_list(new base::ListValue());
-    for (const auto& beacon_seed : beacon_seeds) {
+    for (const auto& beacon_seed : device.beacon_seeds) {
       std::string b64_beacon_seed;
       base::Base64UrlEncode(beacon_seed.SerializeAsString(),
                             base::Base64UrlEncodePolicy::INCLUDE_PADDING,
                             &b64_beacon_seed);
       beacon_seed_list->AppendString(b64_beacon_seed);
     }
 
     std::string serialized_beacon_seeds;
     JSONStringValueSerializer serializer(&serialized_beacon_seeds);
     serializer.Serialize(*beacon_seed_list);
@@ skipping 469 matching lines @@
 
 cryptauth::CryptAuthDeviceManager*
 EasyUnlockServiceRegular::GetCryptAuthDeviceManager() {
   cryptauth::CryptAuthDeviceManager* manager =
       ChromeCryptAuthServiceFactory::GetInstance()
           ->GetForBrowserContext(profile())
           ->GetCryptAuthDeviceManager();
   DCHECK(manager);
   return manager;
 }