fenix/app/src/main/res/drawable/ic_library.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- This Source Code Form is subject to the terms of the Mozilla Public
   - License, v. 2.0. If a copy of the MPL was not distributed with this
   - file, You can obtain one at http://mozilla.org/MPL/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="?primaryText"
        android:pathData="M5,4a1,1 0,1 0,-2 0v16a1,1 0,1 0,2 0L5,4zM9,7a1,1 0,1 0,-2 0v13a1,1 0,1 0,2 0L9,7zM12,5a1,1 0,0 1,1 1v14a1,1 0,1 1,-2 0L11,6a1,1 0,0 1,1 -1zM16.452,5.694a1,1 0,1 0,-1.904 0.612l4.5,14a1,1 0,1 0,1.904 -0.612l-4.5,-14z" />
</vector>