private void RemoveFileSystemItemFromIndex(FileSystemInfo fileSystemInfo)
 {
     Index.Remove(fileSystemInfo.FullName);
     HiddenIndex.Remove(fileSystemInfo.FullName);
     SystemIndex.Remove(fileSystemInfo.FullName);
 }
 private void RemoveFileSystemItemFromIndex(IFileSystemItemModel fileSystemItem)
 {
     Index.Remove(fileSystemItem.Info.FullName);
     HiddenIndex.Remove(fileSystemItem.Info.FullName);
     SystemIndex.Remove(fileSystemItem.Info.FullName);
 }