car-media-common/res/layout/minimized_playback_control_bar.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Copyright 2019 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
  ~
  ~ 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.
  -->

<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="@drawable/minimized_control_bar_background">

    <ProgressBar
        android:id="@+id/linear_progress_bar"
        style="?android:attr/progressBarStyleHorizontal"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:clickable="false"
        android:focusable="false"
        android:progressDrawable="@drawable/minimized_progress_bar_background"
        android:splitTrack="false"
        android:progressTint="@color/minimized_progress_bar_highlight"
        android:progressBackgroundTint="@color/minimized_progress_bar_background"
        android:background="@null"/>

    <com.android.car.apps.common.MinimizedControlBar
        android:id="@+id/minimized_control_bar"
        style="@style/MinimizedControlBar"/>
</LinearLayout>