app-odoo/app_base_superbar/views/ir_model_fields_views.xml

<odoo>
  <data>
    <record id="app_view_model_fields_search" model="ir.ui.view">
        <field name="name">app.ir.model.fields.search</field>
        <field name="model">ir.model.fields</field>
        <field name="inherit_id" ref="base.view_model_fields_search"/>
        <field name="arch" type="xml">
            <xpath expr="//search">
                <searchpanel>
                    <field name="state"/>
                    <field name="ttype"/>
                    <field name="model_id"/>
                </searchpanel>
            </xpath>
        </field>
    </record>
  </data>
</odoo>