Created new account type for ARC++ kiosk.

chrome/browser/chromeos/policy/device_local_account.cc

Index: chrome/browser/chromeos/policy/device_local_account.cc
diff --git a/chrome/browser/chromeos/policy/device_local_account.cc b/chrome/browser/chromeos/policy/device_local_account.cc
index b5dc8f4d270174fabf96b310b0f7f0eba9e53658..92e791fee4fae33f4c069e29f3f7687ed487ffef 100644
--- a/chrome/browser/chromeos/policy/device_local_account.cc
+++ b/chrome/browser/chromeos/policy/device_local_account.cc
@@ -28,6 +28,7 @@ namespace {
 
 const char kPublicAccountDomainPrefix[] = "public-accounts";
 const char kKioskAppAccountDomainPrefix[] = "kiosk-apps";
+const char kArcKioskAppAccountDomainPrefix[] = "arc-kiosk-apps";
 const char kDeviceLocalAccountDomainSuffix[] = ".device-local.localhost";
 
 }  // namespace
@@ -59,6 +60,9 @@ std::string GenerateDeviceLocalAccountUserId(const std::string& account_id,
     case DeviceLocalAccount::TYPE_KIOSK_APP:
       domain_prefix = kKioskAppAccountDomainPrefix;
       break;
+    case DeviceLocalAccount::TYPE_ARC_KIOSK_APP:
+      domain_prefix = kArcKioskAppAccountDomainPrefix;
+      break;
     case DeviceLocalAccount::TYPE_COUNT:
       NOTREACHED();
       break;
@@ -92,6 +96,11 @@ bool IsDeviceLocalAccountUser(const std::string& user_id,
       *type = DeviceLocalAccount::TYPE_KIOSK_APP;
     return true;
   }
+  if (domain_prefix == kArcKioskAppAccountDomainPrefix) {
+    if (type)
+      *type = DeviceLocalAccount::TYPE_ARC_KIOSK_APP;
+    return true;
+  }
 
   // |user_id| is a device-local account but its type is not recognized.
   NOTREACHED();