Removed unuse function

src/beautifiers/js-beautify.coffee

@@ -65,23 +65,3 @@ module.exports = class JSBeautify extends Beautifier
         reject(err)
 
     )
-
-  # Retrieves the default line ending based upon the Atom configuration
-  #  `line-ending-selector.defaultLineEnding`. If the Atom configuration
-  #  indicates "OS Default", the `process.platform` is queried, returning
-  #  CRLF for Windows systems and LF for all other systems.
-  # Code modified from atom/line-ending-selector
-  # returns: The correct line-ending character sequence based upon the Atom
-  #  configuration, or `null` if the Atom line ending configuration was not
-  #  recognized.
-  # see: https://github.com/atom/line-ending-selector/blob/master/lib/main.js
-  getDefaultLineEnding= ->
-    switch atom.config.get('line-ending-selector.defaultLineEnding')
-      when 'LF'
-        return '\n'
-      when 'CRLF'
-        return '\r\n'
-      when 'OS Default'
-        return if process.platform is 'win32' then '\r\n' else '\n'
-      else
-        return null