Signal-Android/res/layout/recipient_preference_contact_widget.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:id="@+id/container"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:orientation="horizontal">

    <ImageView
        android:id="@+id/message"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginEnd="20dp"
        app:srcCompat="?attr/message_icon" />

    <ImageView
        android:id="@+id/call"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        app:srcCompat="@drawable/ic_phone_right_unlock_solid_24" />

    <ImageView
        android:id="@+id/secure_video"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginEnd="20dp"
        app:srcCompat="@drawable/ic_video_solid_24" />

    <ImageView
        android:id="@+id/secure_call"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        app:srcCompat="@drawable/ic_phone_right_solid_24" />

</LinearLayout>