res/values/overlayable.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright (C) 2019 The Android Open Source Project
     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.
     You may obtain a copy of the License at
          http://www.apache.org/licenses/LICENSE-2.0
     Unless required by applicable law or agreed to in writing, software
     distributed under the License is distributed on an "AS IS" BASIS,
     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     See the License for the specific language governing permissions and
     limitations under the License.
-->

<!-- These values can be used to control CellBroadcastService behavior on individual devices.
     These can be overridden by OEM's by using an RRO overlay app. -->
<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
    <overlayable name="CellBroadcastServiceCustomization">
        <!-- START VENDOR CUSTOMIZATION -->
        <policy type="product|system|vendor">

          <!-- Params from config.xml that can be overlayed -->
          <item type="array" name="config_defaultCellBroadcastReceiverPkgs" />
          <item type="array" name="config_testCellBroadcastReceiverPkgs" />
          <!-- Params from config.xml that can be overlayed -->
        </policy>
        <!-- END VENDOR CUSTOMIZATION -->
    </overlayable>
</resources>