Enhance Trickplay (#11883)

MediaBrowser.Model/IO/IFileSystem.cs

@@ -33,6 +33,13 @@ namespace MediaBrowser.Model.IO
 
         string MakeAbsolutePath(string folderPath, string filePath);
 
+        /// <summary>
+        /// Moves a directory to a new location.
+        /// </summary>
+        /// <param name="source">Source directory.</param>
+        /// <param name="destination">Destination directory.</param>
+        void MoveDirectory(string source, string destination);
+
         /// <summary>
         /// Returns a <see cref="FileSystemMetadata" /> object for the specified file or directory path.
         /// </summary>