[FIX] eval column's context

web_widget_one2many_tags/static/src/js/web_widget_one2many_tags.js

@@ -178,7 +178,9 @@ openerp.web_widget_one2many_tags = function(instance)
                         set: function() {},
                         build_context: function()
                         {
-                            return column.context;
+                            return new instance.web.CompoundContext(
+                                column.context
+                            );
                         },
                     },
                     value = record.get(column.id);