etc/frontend/di.xml
<?xml version="1.0"?>
<!--
/**
* 2007-2016 [PagSeguro Internet Ltda.]
*
* NOTICE OF LICENSE
*
*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.
*
* @author PagSeguro Internet Ltda.
* @copyright 2016 PagSeguro Internet Ltda.
* @license http://www.apache.org/licenses/LICENSE-2.0
*/
-->
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
<type name="Magento\Checkout\Model\CompositeConfigProvider">
<arguments>
<argument name="configProviders" xsi:type="array">
<item name="pagseguro_payment_config_provider" xsi:type="object">UOL\PagSeguro\Model\PaymentConfigProvider</item>
</argument>
</arguments>
</type>
</config>