That method can be used by an plugin author.
It doesn’t tells that there has to be such a plugin already.
But I guess what you want is already possible on default.
Just configure the wanted saving details…
– Tools > Properties for xxx Configuration
– click at the [File] tab
– click at the [Saving…] button
– choose wanted “Return Method:”
LF only (Unix)
Does that work for you?
Line Enders EOL End of line breaks returns