Tint the footer info icon.

<?xml version="1.0" encoding="utf-8"?>

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  Copyright (C) 2019 The Android Open Source Project

  Licensed under the Apache License, Version 2.0 (the "License");

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<vector xmlns:android="http://schemas.android.com/apk/res/android"

        android:width="24dp"

        android:height="24dp"

        android:viewportWidth="24.0"

        android:viewportHeight="24.0"

        android:tint="?android:attr/colorControlNormal">

    <path

        android:fillColor="#FF000000"

        android:pathData="M11,17h2v-6h-2v6zM12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2zM12,20c-4.41,0 -8,-3.59 -8,-8s3.59,-8 8,-8 8,3.59 8,8 -3.59,8 -8,8zM11,9h2L13,7h-2v2z"/>

</vector>

    }

    private void init() {

        setIcon(com.android.internal.R.drawable.ic_info_outline_24);

        setIcon(R.drawable.ic_info_outline_24);

        setKey(KEY_FOOTER);

        setOrder(ORDER_FOOTER);

        setSelectable(false);