chrome/android/java/res/layout/preference_compat.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright 2019 The Chromium Authors. All rights reserved.
     Use of this source code is governed by a BSD-style license that can be
     found in the LICENSE file. -->

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    style="@style/Theme.Chromium.PreferenceLayoutCompat"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:gravity="center_vertical"
    android:clipToPadding="false"
    android:focusable="true"
    android:baselineAligned="false">

    <!-- The following icon_frame attributes are copied from this previously used framework layout:
         https://cs.chromium.org/chromium/src/third_party/android_tools/sdk/platforms/android-28/data/res/layout/preference_material.xml
         TODO(https://crbug.com/971791): Once migration to the support library preferences is done,
         we should consider removing these attributes in favor of the support library's default
         material style. -->
    <LinearLayout
        android:id="@+id/icon_frame"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="-4dp"
        android:minWidth="60dp"
        android:gravity="start|center_vertical"
        android:orientation="horizontal"
        android:paddingEnd="12dp"
        android:paddingTop="4dp"
        android:paddingBottom="4dp">
        <!-- Users of this layout are responsible for setting contentDescription. -->
        <ImageView
            android:id="@android:id/icon"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:maxWidth="48dp"
            android:maxHeight="48dp"
            tools:ignore="ContentDescription" />
    </LinearLayout>

    <RelativeLayout
        style="@style/Theme.Chromium.PreferenceDescriptionCompat"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_weight="1">

        <TextView android:id="@android:id/title"
            style="@style/PreferenceTitle"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />

        <TextView android:id="@android:id/summary"
            style="@style/PreferenceSummary"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_below="@android:id/title"
            android:layout_alignStart="@android:id/title" />

    </RelativeLayout>

    <LinearLayout android:id="@android:id/widget_frame"
        style="@style/Theme.Chromium.PreferenceWidgetCompat"
        android:layout_width="wrap_content"
        android:layout_height="match_parent"
        android:gravity="center"
        android:orientation="vertical" />

</LinearLayout>