chrome/android/java/res_template/xml/searchable.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright 2015 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. -->

<searchable xmlns:android="http://schemas.android.com/apk/res/android"
    android:label="@string/app_name"
    android:includeInGlobalSearch="true"
    android:searchSettingsDescription="@string/content_provider_search_description"
    android:searchSuggestAuthority="{{manifest_package}}.browser"
    android:searchSuggestIntentAction="android.intent.action.VIEW"
    android:searchSuggestSelection="url LIKE ?" />