wp-includes/Requests/src/Cookie.php:280Normalize cookie and attributes
boolean public function normalize() { foreach ($this->attributes as $key => $value) { $orig_value = $value; if (is_string($key)) { $value = $this->normalize_attribute($key, $value); } if ($value === null) { unset($this->attributes[$key]); continue; } if ($value !== $orig_value) { $this->attributes[$key] = $value; } } return true; }Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/Requests/src/Cookie.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.