Update return type

Author: obenland

includes/class-migration.php

@@ -456,7 +456,7 @@ public static function migrate_to_4_7_2() {
 	 * @see Comment::pre_wp_update_comment_count_now()
 	 * @param int $batch_size Optional. Number of posts to process per batch. Default 100.
 	 * @param int $offset     Optional. Number of posts to skip. Default 0.
-	 * @return array|null Array with batch size and offset if there are more posts to process, null otherwise.
+	 * @return int[]|void Array with batch size and offset if there are more posts to process.
 	 */
 	public static function update_comment_counts( $batch_size = 100, $offset = 0 ) {
 		global $wpdb;
@@ -483,8 +483,6 @@ public static function update_comment_counts( $batch_size = 100, $offset = 0 ) {
 			// Schedule next batch.
 			return array( $batch_size, $offset + $batch_size );
 		}
-
-		return null;
 	}
 
 	/**