chrome/android/java/res_download/layout/download_rename_extension_custom_dialog.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. -->

<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    style="@style/AlertDialogContent">

    <LinearLayout
        android:orientation="vertical"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        style="@style/AlertDialogContent">

        <TextView
            android:id="@+id/subtitle"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginBottom="16dp"
            android:text="@string/rename_extension_confirmation"/>
        <TextView
            android:id="@+id/error_message"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginBottom="16dp"
            android:text="@string/rename_extension_message"/>
    </LinearLayout>
</ScrollView>