Merge pull request #6316 from mvdbeek/success_message_fix

Fix undefined success_message

client/galaxy/scripts/mvc/form/form-wrapper.js

@@ -80,7 +80,7 @@ var View = Backbone.View.extend({
                     form.data.matchModel(response, (input, input_id) => {
                         form.field_list[input_id].value(input.value);
                     });
-                    self._showMessage(form, success_message);
+                    self._showMessage(form, response.message);
                 }
             })
             .fail(response => {