Import MimeTypeDetector Class

Author: fschoelzel

Classes/Common/Helper.php

@@ -26,6 +26,7 @@
 use TYPO3\CMS\Core\Messaging\FlashMessageService;
 use TYPO3\CMS\Core\Messaging\FlashMessageQueue;
 use TYPO3\CMS\Core\Resource\MimeTypeCollection;
+use TYPO3\CMS\Core\Resource\MimeTypeDetector;
 use TYPO3\CMS\Core\Utility\ArrayUtility;
 use TYPO3\CMS\Core\Utility\GeneralUtility;
 use TYPO3\CMS\Core\Utility\MathUtility;