chromium/chrome/browser/feed/android/java/res/color/chip_hairline_color_list.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
Copyright 2020 The Chromium Authors
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
-->
<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:alpha="@dimen/default_disabled_alpha"
        android:color="@macro/hairline_stroke_color"/>
</selector>