chrome/android/java/res_template/xml/launchershortcuts.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright 2016 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. -->

<shortcuts xmlns:android="http://schemas.android.com/apk/res/android" >
    <shortcut
        android:shortcutId="new-tab-shortcut"
        android:icon="@drawable/shortcut_newtab"
        android:shortcutShortLabel="@string/menu_new_tab" >
        <intent
            android:action="chromium.shortcut.action.OPEN_NEW_TAB"
            android:targetPackage="{{manifest_package}}"
            android:targetClass="org.chromium.chrome.browser.LauncherShortcutActivity" >
        </intent>
    </shortcut>

    <shortcut
        android:shortcutId="new-incognito-tab-shortcut"
        android:enabled="false"
        android:icon="@drawable/shortcut_incognito"
        android:shortcutShortLabel="@string/accessibility_tabstrip_incognito_identifier"
        android:shortcutLongLabel="@string/menu_new_incognito_tab"
        android:shortcutDisabledMessage="@string/disabled_incognito_launcher_shortcut_message" >
        <intent
            android:action="chromium.shortcut.action.OPEN_NEW_INCOGNITO_TAB"
            android:targetPackage="{{manifest_package}}"
            android:targetClass="org.chromium.chrome.browser.LauncherShortcutActivity" >
        </intent>
    </shortcut>
</shortcuts>