Created new account type for ARC++ kiosk.

components/user_manager/user_unittest.cc

Index: components/user_manager/user_unittest.cc
diff --git a/components/user_manager/user_unittest.cc b/components/user_manager/user_unittest.cc
index dcc4019a448e1f5afa8595e115b28772df4ee8e8..05f563f5d2dc4d13ce564f7d9f5a511db63f0047 100644
--- a/components/user_manager/user_unittest.cc
+++ b/components/user_manager/user_unittest.cc
@@ -40,6 +40,8 @@ TEST(UserTest, DeviceLocalAccountAffiliation) {
   ScopedUser public_session_user(User::CreatePublicAccountUser(account_id));
   EXPECT_TRUE(public_session_user.IsAffiliated());
 
+  ScopedUser arc_kiosk_user(User::CreateArcKioskAppUser(account_id));
+  EXPECT_TRUE(arc_kiosk_user.IsAffiliated());
 }
 
 }  // namespace user_manager