| @@ -137,9 +137,9 @@ | ||
| 137 | 137 | * @param array $query Optional. Media query. Default is `null`. |
| 138 | 138 | * |
| 139 | 139 | * @return Stylesheet The current stylesheet class instance. |
| 140 | 140 | */ |
| 141 | - public function add_rules( $selector, $style_rules = null, ?array $query = null ) { | |
| 141 | + public function add_rules( $selector, $style_rules = null, array $query = null ) { | |
| 142 | 142 | $query_hash = 'all'; |
| 143 | 143 | |
| 144 | 144 | if ( $query ) { |
| 145 | 145 | $query_hash = $this->query_to_hash( $query ); |