anchor.diff:            Utils.addAuthHeaderForApp this originalUrl appToken queryParams
         | UserContext {ConsumerKey = ck; ConsumerSecret = cs; AccessToken = ack; AccessSecret = acs} ->
             Utils.addAuthHeaderForUser this originalUrl ck cs ack acs queryParams
  -
   
   // ----------------------------------------------------------------------------------------------
   
  
positive.code: open FSharp.Control
  open FSharp.WebBrowser
  
  
  // ----------------------------------------------------------------------------------------------
  
  module internal Utils = 
  
negative.code:     let token = Utils.requestAppOnlyToken consumer_key consumer_secret
      Twitter(AppContext { AppOnlyToken = token })
  
    static member AuthenticateAppSingleUser (consumer_key, consumer_secret, access_token, access_secret) = 
      Twitter(
        UserContext { 
                ConsumerKey = consumer_key;
                ConsumerSecret = consumer_secret;
                AccessToken = access_token;
                AccessSecret = access_secret; })
  
    member twitter.Timelines = Timelines(context)
    member twitter.Streaming = Streaming(context)
    member twitter.Search = Search(context)
  