remove TODO
OTHER-932 removed TODO.
OTHER-932 removed TODO.
OTHER-932 removed unreference class.
OTHER-932 removed TODO.
OTHER-932 removed unreference class
OTHER-932 removed TODO.
OTHER-932 removed TODO.
OTHER-932 removed TODO.
OTHER-932 implemented in another class.
OTHER-932 not in class FileDescriptor thus removed.
OTHER-932 use assert than printout.
updated test message.
OTHER-932 removed TODO