erlang: Refactor the processor

Now the server works.

git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@990986 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/erl/src/thrift_server.erl b/lib/erl/src/thrift_server.erl
index 5d0012b..80a1388 100644
--- a/lib/erl/src/thrift_server.erl
+++ b/lib/erl/src/thrift_server.erl
@@ -177,7 +177,7 @@
                        {ok, SocketTransport} = thrift_socket_transport:new(Socket),
                        {ok, BufferedTransport} = thrift_buffered_transport:new(SocketTransport),
                        {ok, Protocol} = thrift_binary_protocol:new(BufferedTransport),
-                       {ok, Protocol, Protocol}
+                       {ok, Protocol}
                end,
 
     spawn(thrift_processor, init, [{Server, ProtoGen, Service, Handler}]).