trytond-sale_opportunity_campaign_contact/opportunity.xml

<?xml version="1.0"?>
<!-- The COPYRIGHT file at the top level of this repository contains the full
     copyright notices and license terms. -->
<tryton>
    <data>
        <record model="ir.ui.view" id="create_campaign_start_view_form">
            <field name="model">sale.opportunity.create_campaign.start</field>
            <field name="name">create_campaign_start_view_form</field>
            <field name="inherit"
                ref="sale_opportunity_campaign.create_campaign_start_view_form"/>
        </record>
    </data>
</tryton>