car_product/car_ui_portrait/rro/CarUiPortraitNotificationRRO/res/layout/car_headsup_notification_body_view.xml

<?xml version="1.0" encoding="utf-8" ?>
<!--
  ~ Copyright (C) 2021 The Android Open Source Project
  ~
  ~ Licensed under the Apache License, Version 2.0 (the "License");
  ~ you may not use this file except in compliance with the License.
  ~ You may obtain a copy of the License at
  ~
  ~      http://www.apache.org/licenses/LICENSE-2.0
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  ~ Unless required by applicable law or agreed to in writing, software
  ~ distributed under the License is distributed on an "AS IS" BASIS,
  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  ~ See the License for the specific language governing permissions and
  ~ limitations under the License.
  -->

<merge xmlns:android="http://schemas.android.com/apk/res/android">

    <ImageView
        android:id="@+id/notification_body_icon"
        android:layout_width="@dimen/notification_touch_target_size"
        android:layout_height="@dimen/notification_touch_target_size"
        android:layout_alignParentStart="true"
        android:layout_alignParentTop="true"
        android:layout_marginStart="@dimen/body_big_icon_margin"
        style="@style/NotificationBodyImageIcon"/>

    <TextView
        android:id="@+id/notification_body_title"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_toEndOf="@id/notification_body_icon"
        android:layout_alignTop="@id/notification_body_icon"
        android:layout_marginStart="@dimen/card_start_margin"
        android:layout_alignWithParentIfMissing="true"
        android:layout_marginTop="8dp"
        style="@style/NotificationBodyTitleText"/>

    <TextView
        android:id="@+id/notification_body_content"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_toEndOf="@id/notification_body_icon"
        android:layout_below="@id/notification_body_title"
        android:layout_marginStart="@dimen/card_start_margin"
        android:layout_marginTop="4dp"
        android:layout_alignWithParentIfMissing="true"
        style="@style/NotificationBodyContentText"/>
</merge>