arc: Use AndroidKioskAppInfoProto.display_name() as ARC++ Kiosk app name.

chrome/browser/chromeos/policy/device_policy_decoder_chromeos.cc

 // 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.
 
 #include "chrome/browser/chromeos/policy/device_policy_decoder_chromeos.h"
 
 #include <limits>
 #include <string>
 
 #include "base/callback.h"
@@ skipping 203 matching lines @@
         if (entry.android_kiosk_app().has_class_name()) {
           entry_dict->SetStringWithoutPathExpansion(
               chromeos::kAccountsPrefDeviceLocalAccountsKeyArcKioskClass,
               entry.android_kiosk_app().class_name());
         }
         if (entry.android_kiosk_app().has_action()) {
           entry_dict->SetStringWithoutPathExpansion(
               chromeos::kAccountsPrefDeviceLocalAccountsKeyArcKioskAction,
               entry.android_kiosk_app().action());
         }
+        if (entry.android_kiosk_app().has_display_name()) {
+          entry_dict->SetStringWithoutPathExpansion(
+              chromeos::kAccountsPrefDeviceLocalAccountsKeyArcKioskDisplayName,
+              entry.android_kiosk_app().display_name());
+        }
       } else if (entry.has_deprecated_public_session_id()) {
         // Deprecated public session specification.
         entry_dict->SetStringWithoutPathExpansion(
             chromeos::kAccountsPrefDeviceLocalAccountsKeyId,
             entry.deprecated_public_session_id());
         entry_dict->SetIntegerWithoutPathExpansion(
             chromeos::kAccountsPrefDeviceLocalAccountsKeyType,
             DeviceLocalAccount::TYPE_PUBLIC_SESSION);
       }
       account_list->Append(std::move(entry_dict));
@@ skipping 651 matching lines @@
   // Decode the various groups of policies.
   DecodeLoginPolicies(policy, policies);
   DecodeNetworkPolicies(policy, policies);
   DecodeReportingPolicies(policy, policies);
   DecodeAutoUpdatePolicies(policy, policies);
   DecodeAccessibilityPolicies(policy, policies);
   DecodeGenericPolicies(policy, policies);
 }
 
 }  // namespace policy