| // Copyright 2018 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. | |
| package org.chromium.ui.modelutil; | |
| /** | |
| * Place holder interface to allow key definitions. Should not be used directly and only exposed | |
| * to allow use as generic placeholders. | |
| */ | |
| public interface PropertyKey {} |