erp5_officejs: schema_editor: create undefined json_document insteat clean string

bt5/erp5_officejs/PathTemplateItem/web_page_module/gadget_erp5_page_ojs_add_json_document.js.js

 /*global window, rJS, RSVP */
 /*jslint nomen: true, indent: 2, maxerr: 3 */
-(function (window, rJS, RSVP, Blob) {
+(function (window, rJS, RSVP) {
   "use strict";
 
   var content_type = {
@@ -47,8 +47,6 @@
           return gadget.jio_post(ret);
         })
         .push(function (id) {
-          return gadget.jio_putAttachment(id, 'data', new Blob(['""']))
-            .push(function () {
           return gadget.redirect({
             command: 'display',
             options: {
@@ -58,5 +56,4 @@
           });
         });
     });
-    });
-}(window, rJS, RSVP, Blob));
+}(window, rJS, RSVP));

bt5/erp5_officejs/PathTemplateItem/web_page_module/gadget_officejs_jio_json_document_view.js.js

@@ -125,7 +125,10 @@
         .push(function () {
           return RSVP.all([
             gadget.getDeclaredGadget('form_view'),
-            gadget.jio_getAttachment(gadget.state.jio_key, 'data', {format: "json"}),
+            gadget.jio_getAttachment(gadget.state.jio_key, 'data', {format: "json"})
+              .push(undefined, function () {
+                return;
+              }),
             gadget.jio_get(gadget.state.doc.schema)
           ]);
         })