wp-admin/includes/ms-deprecated.php:110Deprecated functionality for determining whether a file is deprecated.
function ms_deprecated_blogs_file() {}Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-admin/includes/ms-deprecated.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.