chrome/android/java/res/xml/developer_preferences.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright 2018 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. -->

<android.support.v7.preference.PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
    android:orderingFromXml="true">
    <android.support.v7.preference.Preference
        android:fragment="org.chromium.chrome.browser.preferences.developer.TracingPreferences"
        android:key="tracing"
        android:title="Tracing" />
    <org.chromium.chrome.browser.preferences.TextMessagePreferenceCompat
        style="@style/Theme.Chromium.PreferenceItemNoDividers"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:enabled="false"
        android:key="beta_stable_hint"
        android:title="Hint: You can also enable Developer options on Beta/Stable channels by tapping the Chrome version in &quot;Settings > About Chrome&quot; multiple times." />
</android.support.v7.preference.PreferenceScreen>