wp-admin/includes/media.php:1348Retrieves the single non-image attachment fields to edit form fields.
$form_fieldsarray$postWP_Postarrayfunction media_single_attachment_fields_to_edit( $form_fields, $post ) { unset( $form_fields['url'], $form_fields['align'], $form_fields['image-size'] ); return $form_fields;}Introduced in 2.5.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-admin/includes/media.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.