res/drawable/ic_theme.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
     SPDX-FileCopyrightText: 2019 The Android Open Source Project
     SPDX-License-Identifier: Apache-2.0
-->
<vector xmlns:android="http://schemas.android.com/apk/res/android"
    android:width="24dp"
    android:height="24dp"
    android:viewportWidth="24"
    android:viewportHeight="24">

    <path
        android:fillColor="?android:colorControlNormal"
        android:pathData="M4,2v9c0,1.65 1.35,3 3,3h2v6c0,1.1 0.9,2 2,2h2c1.1,0 2,-0.9 2,-2v-6h2c1.65,0 3,-1.35 3,-3V2C20,2 4,2 4,2zM11,20v-6h2v6H11zM18,11c0,0.55 -0.45,1 -1,1h-2H9H7c-0.55,0 -1,-0.45 -1,-1v-0.93h12V11zM18,8.07H6V4h2.81v2.15h2V4h2.38v2.15h2V4H18V8.07z" />
</vector>