arcanechat-android/res/layout/activity_qr_show.xml

<?xml version="1.0" encoding="UTF-8"?>
<fragment xmlns:android="http://schemas.android.com/apk/res/android"
    android:name="org.thoughtcrime.securesms.qr.QrShowFragment"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
	android:id="@+id/qrScannerFragment">


</fragment>