connector-telephony/base_phone/views/res_partner_view.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  © 2010-2016 Akretion (Alexis de Lattre <alexis.delattre@akretion.com>)
  License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
-->

<odoo>
<data>

<record id="view_partner_form" model="ir.ui.view">
    <field name="name">base.phone.res.partner.form</field>
    <field name="model">res.partner</field>
    <field name="inherit_id" ref="base.view_partner_form"/>
    <field name="arch" type="xml">
        <xpath expr="//group/group/field[@name='fax']" position="attributes">
            <attribute name="widget">fax</attribute>
        </xpath>
    </field>
</record>

<record id="view_partner_tree" model="ir.ui.view">
    <field name="name">base_phone.phone.widget.partner.tree</field>
    <field name="model">res.partner</field>
    <field name="inherit_id" ref="base.view_partner_tree"/>
    <field name="arch" type="xml">
        <field name="phone" position="attributes">
            <attribute name="widget">phone</attribute>
        </field>
    </field>
</record>

<record id="base.action_partner_form" model="ir.actions.act_window">
    <field name="context">{'search_default_customer': 1, 'raise_if_phone_parse_fails': True}</field>
</record>

</data>
</odoo>