chromium/components/permissions/android/res/layout/bluetooth_scanning_permission_dialog.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
Copyright 2019 The Chromium Authors
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:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical"
    android:paddingBottom="12dp"
    android:paddingTop="20dp"
    android:background="@drawable/sheet_background">

    <include layout="@layout/device_item_list" />

    <!-- Button row. -->
    <org.chromium.components.browser_ui.widget.DualControlLayout
        android:id="@+id/button_bar"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:paddingTop="6dp"
        android:paddingStart="16dp"
        android:paddingEnd="16dp"
        app:stackedMargin="@dimen/button_bar_stacked_margin"
        app:buttonAlignment="end">

        <org.chromium.ui.widget.ButtonCompat
            android:id="@+id/allow"
            android:layout_height="wrap_content"
            android:layout_width="wrap_content"
            android:layout_gravity="end"
            style="@style/FilledButton" />

        <org.chromium.ui.widget.ButtonCompat
            android:id="@+id/block"
            android:layout_height="wrap_content"
            android:layout_width="wrap_content"
            android:layout_gravity="end"
            style="@style/TextButton" />

    </org.chromium.components.browser_ui.widget.DualControlLayout>

</LinearLayout>