Part of #1971384: [META] Convert page callbacks to controllers

For instructions on how to convert a page callback into a controller, see the WSCCI Conversion Guide.

Comments

Component:field system» file system

Status:Active» Postponed

Since this is an AJAX callback rather than a full page callback, we should wait on #1944472: Add generic content handler for returning dialogs.

Title:Convert file_ajax_upload to a ControllerConvert file_ajax_upload() to a Controller

Assigned:Unassigned» glennpratt

Status:Active» Closed (duplicate)

Closing as a duplicate since this functionality is already in #1987602: Convert ajax_form_callback() to a new style controller.