Fix websocket example

examples/websocket/src/ws_handler.erl

@@ -1,24 +1,24 @@
 -module(ws_handler).
 
 -export([init/2]).
--export([websocket_init/2]).
--export([websocket_handle/3]).
--export([websocket_info/3]).
+-export([websocket_init/1]).
+-export([websocket_handle/2]).
+-export([websocket_info/2]).
 
 init(Req, Opts) ->
 	{cowboy_websocket, Req, Opts}.
 
-websocket_init(Req, State) ->
+websocket_init(State) ->
 	erlang:start_timer(1000, self(), <<"Hello!">>),
-	{ok, Req, State}.
+	{ok, State}.
 
-websocket_handle({text, Msg}, Req, State) ->
-	{reply, {text, << "That's what she said! ", Msg/binary >>}, Req, State};
-websocket_handle(_Data, Req, State) ->
-	{ok, Req, State}.
+websocket_handle({text, Msg}, State) ->
+	{reply, {text, << "That's what she said! ", Msg/binary >>}, State};
+websocket_handle(_Data, State) ->
+	{ok, State}.
 
-websocket_info({timeout, _Ref, Msg}, Req, State) ->
+websocket_info({timeout, _Ref, Msg}, State) ->
 	erlang:start_timer(1000, self(), <<"How' you doin'?">>),
-	{reply, {text, Msg}, Req, State};
-websocket_info(_Info, Req, State) ->
-	{ok, Req, State}.
+	{reply, {text, Msg}, State};
+websocket_info(_Info, State) ->
+	{ok, State}.