diff --git a/addons/web/static/src/js/report/subst.js b/addons/web/static/src/js/report/subst.js
deleted file mode 100644
index 076a5ff208a..00000000000
--- a/addons/web/static/src/js/report/subst.js
+++ /dev/null
@@ -1,14 +0,0 @@
-function subst() {
-    var vars = {};
-    var x = document.location.search.substring(1).split('&');
-    for (var i in x) {
-        var z = x[i].split('=', 2);
-        vars[z[0]] = unescape(z[1]);
-    }
-    var x=['frompage', 'topage', 'page', 'webpage', 'section', 'subsection', 'subsubsection'];
-    for (var i in x) {
-        var y = document.getElementsByClassName(x[i]);
-        for (var j=0; j<y.length; ++j)
-            y[j].textContent = vars[x[i]];
-    }   
-}
diff --git a/addons/web/static/src/js/services/core.js b/addons/web/static/src/js/services/core.js
index 86937c0e2c5..f90b0e7c677 100644
--- a/addons/web/static/src/js/services/core.js
+++ b/addons/web/static/src/js/services/core.js
@@ -41,18 +41,12 @@ return {
     // registries
     action_registry : new Registry(),
     crash_registry: new Registry(),
-    form_custom_registry: new Registry(),
-    form_tag_registry: new Registry(),
-    form_widget_registry: new Registry(),
-    list_widget_registry: new Registry(),
-    one2many_view_registry: new Registry(),
     search_filters_registry: new Registry(),
     search_widgets_registry: new Registry(),
     /**
      * @type {String}
      */
     csrf_token: odoo.csrf_token,
-    a_thing: 42,
 };
 
 });
diff --git a/addons/web/static/src/js/views/list/list_renderer.js b/addons/web/static/src/js/views/list/list_renderer.js
index d37120339d6..2ccb3566a14 100644
--- a/addons/web/static/src/js/views/list/list_renderer.js
+++ b/addons/web/static/src/js/views/list/list_renderer.js
@@ -4,7 +4,6 @@ odoo.define('web.ListRenderer', function (require) {
 var BasicRenderer = require('web.BasicRenderer');
 var config = require('web.config');
 var core = require('web.core');
-var Dialog = require('web.Dialog');
 var dom = require('web.dom');
 var field_utils = require('web.field_utils');
 var Pager = require('web.Pager');
diff --git a/addons/web/static/src/xml/base.xml b/addons/web/static/src/xml/base.xml
index a4773488d30..bcb8e6e9265 100644
--- a/addons/web/static/src/xml/base.xml
+++ b/addons/web/static/src/xml/base.xml
@@ -363,41 +363,6 @@
     </t>
 </t>
 
-<div t-name="ListView" class="table-responsive">
-    <table class="o_list_view table table-condensed table-striped">
-        <t t-set="columns_count" t-value="visible_columns.length + (options.selectable ? 1 : 0) + (options.deletable ? 1 : 0)"/>
-        <thead>
-            <tr t-if="options.header">
-                <t t-foreach="columns" t-as="column">
-                    <th t-if="column.meta">
-                        <t t-esc="column.string"/>
-                    </th>
-                </t>
-                <th t-if="options.selectable" class="o_list_record_selector" width="1">
-                    <div class="o_checkbox">
-                        <input type="checkbox"/><span/>
-                    </div>
-                </th>
-                <t t-foreach="columns" t-as="column">
-                    <th t-if="!column.meta and column.invisible !== '1'" t-att-data-id="column.id"
-                        t-attf-class="#{((options.sortable and column.sortable and column.tag !== 'button') ? 'o_column_sortable' : '')}"
-                            t-att-width="column.width()">
-                        <t t-if="column.tag !== 'button'"><t t-raw="column.heading()"/></t>
-                    </th>
-                </t>
-                <th t-if="options.deletable" class="o_list_record_delete"/>
-            </tr>
-        </thead>
-        <tfoot>
-            <tr>
-                <td t-if="options.selectable"/>
-                <td t-foreach="aggregate_columns" t-as="column" t-att-data-field="column.id" t-att-title="column.label">
-                </td>
-                <td t-if="options.deletable" class="o_list_record_delete"/>
-            </tr>
-        </tfoot>
-    </table>
-</div>
 <t t-name="ListView.buttons">
     <div class="o_list_buttons">
         <t t-if="widget.is_action_enabled('create')">
@@ -571,10 +536,6 @@
     </p>
 </div>
 
-<t t-name="Widget">
-    Unhandled widget
-    <t t-js="dict">console.warn('Unhandled widget', dict.widget);</t>
-</t>
 <t t-name="FormSelection">
     <div class="btn-group o_selection">
         <a href="#" data-toggle="dropdown"><span class="o_status"/></a>
diff --git a/addons/web/static/src/xml/kanban.xml b/addons/web/static/src/xml/kanban.xml
index 1cf5e6d34ec..6cbc4d55942 100644
--- a/addons/web/static/src/xml/kanban.xml
+++ b/addons/web/static/src/xml/kanban.xml
@@ -72,11 +72,6 @@
         <a href="#" t-att-data-color="color_index" t-attf-class="oe_kanban_color_#{color}"/>
     </li>
 </t>
-<t t-name="KanbanView.nocontent">
-    <div class="oe_view_nocontent">
-        <t t-raw="content"/>
-    </div>
-</t>
 
 <t t-name="GraphCustomTooltip">
     <table>