diff --git a/addons/base/static/src/js/form.js b/addons/base/static/src/js/form.js
index 2931bad659a..3aea5828038 100644
--- a/addons/base/static/src/js/form.js
+++ b/addons/base/static/src/js/form.js
@@ -1884,7 +1884,7 @@ openerp.base.form.FieldMany2Many = openerp.base.form.Field.extend({
             self.on_ui_change();
         });
 
-        this.list_view = new openerp.base.form.Many2ManyListView(new openerp.base.NullViewManager(this), this.list_id, this.dataset, false, {
+        this.list_view = new openerp.base.form.Many2ManyListView(this, this.list_id, this.dataset, false, {
                     'addable': 'Add',
                     'selectable': self.multi_selection
             });
diff --git a/addons/base/static/src/js/views.js b/addons/base/static/src/js/views.js
index 3b7374b7822..f72f168a1f3 100644
--- a/addons/base/static/src/js/views.js
+++ b/addons/base/static/src/js/views.js
@@ -290,15 +290,6 @@ openerp.base.ViewManager =  openerp.base.Widget.extend({
     }
 });
 
-openerp.base.NullViewManager = openerp.base.generate_null_object_class(openerp.base.ViewManager, {
-    init: function(parent) {
-        this._super(parent);
-        if(parent)
-            this.session = parent.session;
-        this.action = {flags: {}};
-    }
-});
-
 // Move parts or everything to ActionManager
 openerp.base.ViewManagerAction = openerp.base.ViewManager.extend({
     init: function(parent, action) {