AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android">
    <application>
        <meta-data
            android:name="com.google.android.gms.cast.framework.OPTIONS_PROVIDER_CLASS_NAME"
            android:value="dev.stave.cast.EarhornCastOptionsProvider" />
    </application>
</manifest>