ring-android/app/src/withFirebase/AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?><!--
Copyright (C) 2018 Savoir-faire Linux Inc.

Author: 	Adrien Beraud <adrien.beraud@savoirfairelinux.com>

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <https://www.gnu.org/licenses/>.
-->
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    package="cx.ring">

    <application
        android:name=".application.RingApplicationFirebase"
        tools:ignore="UnusedAttribute">

        <service
            android:name=".services.RingFirebaseMessagingService"
            android:exported="false">
            <intent-filter>
                <action android:name="com.google.firebase.MESSAGING_EVENT" />
            </intent-filter>
        </service>

        <service
            android:name=".services.RingFirebaseInstanceIdService"
            android:exported="false">
            <intent-filter>
                <action android:name="com.google.firebase.INSTANCE_ID_EVENT" />
            </intent-filter>
        </service>

    </application>

</manifest>