Remove deprecated :next_protocols_advertised from ranch_ssl socket_opts (#111) (#112)

Author: eriknaslund

lib/plug/cowboy.ex

@@ -290,7 +290,6 @@ defmodule Plug.Cowboy do
 
           socket_opts =
             socket_opts
-            |> Keyword.put_new(:next_protocols_advertised, ["h2", "http/1.1"])
             |> Keyword.put_new(:alpn_preferred_protocols, ["h2", "http/1.1"])
 
           {:ranch_ssl, :cowboy_tls, %{transport_opts | socket_opts: socket_opts}}

test/plug/cowboy_test.exs

@@ -63,7 +63,6 @@ defmodule Plug.CowboyTest do
            ] = opts
 
     assert Keyword.get(socket_opts, :alpn_preferred_protocols) == ["h2", "http/1.1"]
-    assert Keyword.get(socket_opts, :next_protocols_advertised) == ["h2", "http/1.1"]
   end
 
   test "builds args for cowboy dispatch" do