device/drawable-anydpi-v21/ic_wallpaper_black_24dp.xml

<vector xmlns:android="http://schemas.android.com/apk/res/android"
        android:width="24dp"
        android:height="24dp"
        android:viewportWidth="24.0"
        android:viewportHeight="24.0">
    <path
        android:fillColor="#FF000000"
        android:pathData="M4,4h7L11,2L4,2c-1.1,0 -2,0.9 -2,2v7h2L4,4zM10,13l-4,5h12l-3,-4 -2.03,2.71L10,13zM17,8.5c0,-0.83 -0.67,-1.5 -1.5,-1.5S14,7.67 14,8.5s0.67,1.5 1.5,1.5S17,9.33 17,8.5zM20,2h-7v2h7v7h2L22,4c0,-1.1 -0.9,-2 -2,-2zM20,20h-7v2h7c1.1,0 2,-0.9 2,-2v-7h-2v7zM4,13L2,13v7c0,1.1 0.9,2 2,2h7v-2L4,20v-7z"/>
</vector>