packages/SystemUI/res/layout/bubble_flyout.xml

<!--
  ~ Copyright (C) 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
  -->
<merge xmlns:android="http://schemas.android.com/apk/res/android">

    <LinearLayout
        android:id="@+id/bubble_flyout_text_container"
        android:layout_height="wrap_content"
        android:layout_width="wrap_content"
        android:orientation="horizontal"
        android:clipToPadding="false"
        android:clipChildren="false"
        android:paddingStart="@dimen/bubble_flyout_padding_x"
        android:paddingEnd="@dimen/bubble_flyout_padding_x"
        android:paddingTop="@dimen/bubble_flyout_padding_y"
        android:paddingBottom="@dimen/bubble_flyout_padding_y"
        android:translationZ="@dimen/bubble_flyout_elevation">

        <ImageView
            android:id="@+id/bubble_flyout_avatar"
            android:layout_width="30dp"
            android:layout_height="30dp"
            android:layout_marginEnd="@dimen/bubble_flyout_avatar_message_space"
            android:scaleType="centerInside"
            android:src="@drawable/ic_create_bubble"/>

        <LinearLayout
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:orientation="vertical">

            <TextView
                android:id="@+id/bubble_flyout_name"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:fontFamily="@*android:string/config_bodyFontFamilyMedium"
                android:maxLines="1"
                android:ellipsize="end"
                android:textAppearance="@*android:style/TextAppearance.DeviceDefault.Body2"/>

            <TextView
                android:id="@+id/bubble_flyout_text"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:fontFamily="@*android:string/config_bodyFontFamily"
                android:maxLines="2"
                android:ellipsize="end"
                android:textAppearance="@*android:style/TextAppearance.DeviceDefault.Body2"/>

        </LinearLayout>

    </LinearLayout>

</merge>