wp-includes/Requests/src/Requests.php:268Get a working transport.
$capabilitiesarrayoptional[]WpOrg\Requests\Transport protected static function get_transport(array $capabilities = []) { $class = self::get_transport_class($capabilities); if ($class === '') { throw new Exception('No working transports found', 'notransport', self::$transports); } return new $class(); }Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/Requests/src/Requests.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.