Signal-Android/app/src/main/res/layout/webrtc_call_participants_layout.xml

<?xml version="1.0" encoding="utf-8"?>
<org.thoughtcrime.securesms.components.webrtc.CallParticipantsLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    tools:viewBindingIgnore="true"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:id="@+id/call_screen_call_participants"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:animateLayoutChanges="true"
    app:alignContent="stretch"
    app:alignItems="stretch"
    app:flexDirection="row"
    app:flexWrap="wrap"
    app:justifyContent="flex_start" />