product_ean_duplicates/views/action.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--
Copyright (C) 2015-Today GRAP (http://www.grap.coop)
@author: Sylvain LE GAL (https://twitter.com/legalsylvain)
License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 -->
<openerp><data>

    <record id="action_product_ean_duplicates" model="ir.actions.act_window">
        <field name="name">Products (EAN Duplicates)</field>
        <field name="type">ir.actions.act_window</field>
        <field name="res_model">product.product</field>
        <field name="view_type">form</field>
        <field name="view_mode">tree</field>
        <field name="view_id" ref="view_product_ean_duplicates"/>
        <field name="context">{'search_default_ean_duplicates':1}</field>
    </record>

</data></openerp>