metamask-extension/ui/app/components/modals/qr-scanner/qr-scanner.container.js

import { connect } from 'react-redux'
import QrScanner from './qr-scanner.component'

const { hideModal, qrCodeDetected } = require('../../../actions')

const mapDispatchToProps = dispatch => {
  return {
    hideModal: () => dispatch(hideModal()),
    qrCodeDetected: (data) => dispatch(qrCodeDetected(data)),
  }
}

export default connect(null, mapDispatchToProps)(QrScanner)