wp-admin/includes/meta-boxes.php:883Displays comments for post table header
$resultarrayarrayfunction post_comment_meta_box_thead( $result ) { unset( $result['cb'], $result['response'] ); return $result;}Introduced in 3.0.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-admin/includes/meta-boxes.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.