Remove old tcp module

lib/tcp.js

@@ -1,11 +0,0 @@
-var net = require('net');
-var sys = require('sys');
-
-var warning;
-if (!warning) {
-  warning = "The 'tcp' module is now called 'net'. Otherwise it should have a similar interface.";
-  sys.error(warning);
-}
-
-exports.createServer = net.createServer;
-exports.createConnection = net.createConnection;

src/node.cc

@@ -1514,7 +1514,6 @@ static Handle<Value> Binding(const Arguments& args) {
     exports->Set(String::New("repl"),         String::New(native_repl));
     exports->Set(String::New("readline"),     String::New(native_readline));
     exports->Set(String::New("sys"),          String::New(native_sys));
-    exports->Set(String::New("tcp"),          String::New(native_tcp));
     exports->Set(String::New("url"),          String::New(native_url));
     exports->Set(String::New("utils"),        String::New(native_utils));
     exports->Set(String::New("path"),         String::New(native_path));