| @@ -29,13 +29,13 @@ | ||
| 29 | 29 | * Updates metadata with the authorization token. |
| 30 | 30 | * |
| 31 | 31 | * @param array<mixed> $metadata metadata hashmap |
| 32 | 32 | * @param string $authUri optional auth uri |
| 33 | - * @param callable|null $httpHandler callback which delivers psr7 request | |
| 33 | + * @param callable $httpHandler callback which delivers psr7 request | |
| 34 | 34 | * @return array<mixed> updated metadata hashmap |
| 35 | 35 | */ |
| 36 | 36 | public function updateMetadata( |
| 37 | 37 | $metadata, |
| 38 | 38 | $authUri = null, |
| 39 | - ?callable $httpHandler = null | |
| 39 | + callable $httpHandler = null | |
| 40 | 40 | ); |
| 41 | 41 | } |
