-function fetchVideoByUrl (url: string, fetchType: VideoFetchByUrlType): Bluebird<MVideoAccountAllFiles> | Bluebird<MVideoThumbnail>
-function fetchVideoByUrl (url: string, fetchType: VideoFetchByUrlType): Bluebird<MVideoAccountAllFiles> | Bluebird<MVideoThumbnail> {
+function fetchVideoByUrl (url: string, fetchType: VideoFetchByUrlType): Bluebird<MVideoAccountLightBlacklistAllFiles | MVideoThumbnail>
+function fetchVideoByUrl (url: string, fetchType: VideoFetchByUrlType): Bluebird<MVideoAccountLightBlacklistAllFiles | MVideoThumbnail> {