chromium/chrome/android/java/res_base/values/ic_launcher_alias.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
Copyright 2017 The Chromium Authors
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
-->

<resources>
    <drawable name="ic_launcher">@mipmap/app_icon</drawable>
</resources>