diff --git a/addons/web/static/src/js/data.js b/addons/web/static/src/js/data.js
index f1f8532821f..36c8eda9028 100644
--- a/addons/web/static/src/js/data.js
+++ b/addons/web/static/src/js/data.js
@@ -636,8 +636,7 @@ instance.web.DataSet =  instance.web.CallbackEnabled.extend({
      * @returns {$.Deferred}
      */
     create: function(data) {
-        return this._model.call('create', [data], {context: this._model.context()})
-                .pipe(function (r) { return {result: r}; });
+        return this._model.call('create', [data], {context: this._model.context()});
     },
     /**
      * Saves the provided data in an existing db record
@@ -648,12 +647,9 @@ instance.web.DataSet =  instance.web.CallbackEnabled.extend({
      * @param {Function} error_callback function called in case of write error
      * @returns {$.Deferred}
      */
-    write: function (id, data, options, callback, error_callback) {
+    write: function (id, data, options) {
         options = options || {};
-        return this._model.call('write',
-            [[id], data], {context: this._model.context(options.context)})
-                .pipe(function (r) { return {result: r}})
-                    .then(callback, error_callback);
+        return this._model.call('write', [[id], data], {context: this._model.context(options.context)});
     },
     /**
      * Deletes an existing record from the database
@@ -916,9 +912,9 @@ instance.web.BufferedDataSet = instance.web.DataSetStatic.extend({
             defaults: this.last_default_get};
         this.to_create.push(_.extend(_.clone(cached), {values: _.clone(cached.values)}));
         this.cache.push(cached);
-        return $.Deferred().resolve({result: cached.id}).promise();
+        return $.Deferred().resolve(cached.id).promise();
     },
-    write: function (id, data, options, callback) {
+    write: function (id, data, options) {
         var self = this;
         var record = _.detect(this.to_create, function(x) {return x.id === id;});
         record = record || _.detect(this.to_write, function(x) {return x.id === id;});
@@ -944,9 +940,7 @@ instance.web.BufferedDataSet = instance.web.DataSetStatic.extend({
         $.extend(cached.values, record.values);
         if (dirty)
             this.on_change();
-        var to_return = $.Deferred().then(callback);
-        to_return.resolve({result: true});
-        return to_return.promise();
+        return $.Deferred().resolve(true).promise();
     },
     unlink: function(ids, callback, error_callback) {
         var self = this;
@@ -1092,9 +1086,9 @@ instance.web.ProxyDataSet = instance.web.DataSetSearch.extend({
             return this._super.apply(this, arguments);
         }
     },
-    write: function (id, data, options, callback, error_callback) {
+    write: function (id, data, options) {
         if (this.write_function) {
-            return this.write_function(id, data, options, this._super).then(callback, error_callback);
+            return this.write_function(id, data, options, this._super);
         } else {
             return this._super.apply(this, arguments);
         }
diff --git a/addons/web/static/src/js/view_form.js b/addons/web/static/src/js/view_form.js
index 69e8db19fd3..bf6b869482b 100644
--- a/addons/web/static/src/js/view_form.js
+++ b/addons/web/static/src/js/view_form.js
@@ -881,7 +881,7 @@ instance.web.FormView = instance.web.View.extend(instance.web.form.FieldManagerM
      * @param {Object} r result of the write function.
      */
     on_saved: function(r) {
-        if (!r.result) {
+        if (!r) {
             // should not happen in the server, but may happen for internal purpose
             return $.Deferred().reject();
         } else {
@@ -904,11 +904,11 @@ instance.web.FormView = instance.web.View.extend(instance.web.form.FieldManagerM
      * at the beginning of the dataset instead of the end
      */
     on_created: function(r, prepend_on_create) {
-        if (!r.result) {
+        if (!r) {
             // should not happen in the server, but may happen for internal purpose
             return $.Deferred().reject();
         } else {
-            this.datarecord.id = r.result;
+            this.datarecord.id = r;
             if (!prepend_on_create) {
                 this.dataset.alter_ids(this.dataset.ids.concat([this.datarecord.id]));
                 this.dataset.index = this.dataset.ids.length - 1;
@@ -3484,7 +3484,7 @@ instance.web.form.One2ManyViewManager = instance.web.ViewManager.extend({
             title: _t("Open: ") + self.o2m.string,
             create_function: function(data) {
                 return self.o2m.dataset.create(data).then(function(r) {
-                    self.o2m.dataset.set_ids(self.o2m.dataset.ids.concat([r.result]));
+                    self.o2m.dataset.set_ids(self.o2m.dataset.ids.concat([r]));
                     self.o2m.dataset.on_change();
                 });
             },
@@ -3574,7 +3574,7 @@ instance.web.form.One2ManyListView = instance.web.ListView.extend({
                     alternative_form_view: self.o2m.field.views ? self.o2m.field.views["form"] : undefined,
                     create_function: function(data, callback, error_callback) {
                         return self.o2m.dataset.create(data).then(function(r) {
-                            self.o2m.dataset.set_ids(self.o2m.dataset.ids.concat([r.result]));
+                            self.o2m.dataset.set_ids(self.o2m.dataset.ids.concat([r]));
                             self.o2m.dataset.on_change();
                         }).then(callback, error_callback);
                     },
@@ -3599,7 +3599,7 @@ instance.web.form.One2ManyListView = instance.web.ListView.extend({
         pop.show_element(self.o2m.field.relation, id, self.o2m.build_context(), {
             title: _t("Open: ") + self.o2m.string,
             write_function: function(id, data) {
-                return self.o2m.dataset.write(id, data, {}, function(r) {
+                return self.o2m.dataset.write(id, data, {}).then(function() {
                     self.o2m.reload_current_view();
                 });
             },
diff --git a/addons/web_calendar/static/src/js/calendar.js b/addons/web_calendar/static/src/js/calendar.js
index a43e734a9b8..644a35f7fad 100644
--- a/addons/web_calendar/static/src/js/calendar.js
+++ b/addons/web_calendar/static/src/js/calendar.js
@@ -306,7 +306,7 @@ instance.web_calendar.CalendarView = instance.web.View.extend({
         var self = this,
             data = this.get_event_data(event_obj);
         this.dataset.create(data).then(function(r) {
-            var id = r.result;
+            var id = r;
             self.dataset.ids.push(id);
             scheduler.changeEventId(event_id, id);
             self.refresh_minical();
@@ -348,7 +348,7 @@ instance.web_calendar.CalendarView = instance.web.View.extend({
             index = this.dataset.get_id_index(event_id);
         if (index != null) {
             event_id = this.dataset.ids[index];
-            this.dataset.write(event_id, data, {}, function() {
+            this.dataset.write(event_id, data, {}).then(function() {
                 self.refresh_minical();
             });
         }
diff --git a/addons/web_gantt/static/src/js/gantt.js b/addons/web_gantt/static/src/js/gantt.js
index 8d782c5fd51..00e057258f1 100644
--- a/addons/web_gantt/static/src/js/gantt.js
+++ b/addons/web_gantt/static/src/js/gantt.js
@@ -206,9 +206,7 @@ instance.web_gantt.GanttView = instance.web.View.extend({
         } else { // we assume date_duration is defined
             data[self.fields_view.arch.attrs.date_delay] = duration;
         }
-        this.dataset.write(itask.id, data).then(function() {
-            console.log("task edited");
-        });
+        this.dataset.write(itask.id, data);
     },
     on_task_display: function(task) {
         var self = this;
diff --git a/addons/web_kanban/static/src/js/kanban.js b/addons/web_kanban/static/src/js/kanban.js
index bd36dcbf4ba..32e3ca75a65 100644
--- a/addons/web_kanban/static/src/js/kanban.js
+++ b/addons/web_kanban/static/src/js/kanban.js
@@ -379,7 +379,7 @@ instance.web_kanban.KanbanView = instance.web.View.extend({
             record.group = new_group;
             var data = {};
             data[this.group_by] = new_group.value;
-            this.dataset.write(record.id, data, {}, function() {
+            this.dataset.write(record.id, data, {}).then(function() {
                 record.do_reload();
                 new_group.do_save_sequences();
             }).fail(function(error, evt) {
@@ -877,7 +877,7 @@ instance.web_kanban.KanbanRecord = instance.web.Widget.extend({
                 var color_field = $(this).parents('.oe_kanban_colorpicker').first().data('field') || 'color';
                 var data = {};
                 data[color_field] = $(this).data('color');
-                self.view.dataset.write(self.id, data, {}, function() {
+                self.view.dataset.write(self.id, data, {}).then(function() {
                     self.record[color_field] = $(this).data('color');
                     self.do_reload();
                 });
diff --git a/addons/web_view_editor/static/src/js/view_editor.js b/addons/web_view_editor/static/src/js/view_editor.js
index 1709b5aa8f5..73d07efd5c0 100644
--- a/addons/web_view_editor/static/src/js/view_editor.js
+++ b/addons/web_view_editor/static/src/js/view_editor.js
@@ -456,11 +456,11 @@ instance.web_view_editor.ViewEditor =   instance.web.Widget.extend({
         var priority = _.detect(self.one_object['arch'], function(val) {return val.view_id == view_id;});
         var arch = _.str.sprintf("<?xml version='1.0'?>\n\t <field name='%s' position='after'> </field>", val[1]);
         var vals = {'model': self.model, 'name': view_name, 'priority': priority.priority + 1, 'type': "form", 'arch': arch,'inherit_id':self.main_view_id};
-        this.dataset.create(vals).then(function(suc) {
-            var arch_to_obj = self.parse_xml(arch,suc.result);
+        this.dataset.create(vals).then(function(id) {
+            var arch_to_obj = self.parse_xml(arch,id);
             obj.child_id.push(arch_to_obj[0]);
             self.one_object['parent_child_id'] = self.parent_child_list(self.one_object['main_object'],[]);
-            self.one_object['arch'].push({'view_id':suc.result,"arch":arch,'priority': priority.priority + 1});
+            self.one_object['arch'].push({'view_id':id,"arch":arch,'priority': priority.priority + 1});
             self.increase_level(arch_to_obj[0],obj.level+1);
             self.render_inherited_view(selected_row,arch_to_obj[0]);
         });
@@ -775,7 +775,7 @@ instance.web_view_editor.ViewEditor =   instance.web.Widget.extend({
                     convert_to_utf = convert_to_utf.replace('xmlns="http://www.w3.org/1999/xhtml"', "");
                     convert_to_utf = '<?xml version="1.0"?>' + convert_to_utf;
                     arch.arch = convert_to_utf;
-                    this.dataset.write(this.one_object.clicked_tr_view[0] ,{"arch":convert_to_utf}, function(r) {});
+                    this.dataset.write(this.one_object.clicked_tr_view[0] ,{"arch":convert_to_utf});
                 } else {
                     this.dataset.unlink([this.one_object.clicked_tr_view[0]]);
                 }