chromium/chrome/android/features/tab_ui/java/res/layout/toolbar_back_button.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
Copyright 2024 The Chromium Authors
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
-->

<org.chromium.ui.widget.ChromeImageView
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/toolbar_back_button"
    style="@style/BottomToolbarButton"
    android:src="@drawable/ic_arrow_back_24dp"
    app:tint="@color/default_icon_color_tint_list"
    android:contentDescription="@string/accessibility_bottom_tab_grid_close_tab_sheet" />