net: replace __defineGetter__ with defineProperty

`Object.prototype.__defineGetter__` is deprecated now, use
`Object.defineProperty` instead.
PR-URL: #6284
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>

Author: indutny

lib/net.js

@@ -585,19 +585,27 @@ Socket.prototype._getpeername = function() {
 returnthis._peername;
 };
 
-Socket.prototype.__defineGetter__('bytesRead',function(){
+functionprotoGetter(name,callback){
+Object.defineProperty(Socket.prototype,name,{
+configurable: false,
+enumerable: true,
+get: callback
+});
+}
+
+protoGetter('bytesRead',functionbytesRead(){
 returnthis._handle ? this._handle.bytesRead : this[BYTES_READ];
 });
 
-Socket.prototype.__defineGetter__('remoteAddress',function(){
+protoGetter('remoteAddress',functionremoteAddress(){
 returnthis._getpeername().address;
 });
 
-Socket.prototype.__defineGetter__('remoteFamily',function(){
+protoGetter('remoteFamily',functionremoteFamily(){
 returnthis._getpeername().family;
 });
 
-Socket.prototype.__defineGetter__('remotePort',function(){
+protoGetter('remotePort',functionremotePort(){
 returnthis._getpeername().port;
 });
 
@@ -616,12 +624,12 @@ Socket.prototype._getsockname = function() {
 };
 
 
-Socket.prototype.__defineGetter__('localAddress',function(){
+protoGetter('localAddress',functionlocalAddress(){
 returnthis._getsockname().address;
 });
 
 
-Socket.prototype.__defineGetter__('localPort',function(){
+protoGetter('localPort',functionlocalPort(){
 returnthis._getsockname().port;
 });
 
@@ -733,7 +741,7 @@ function createWriteReq(req, handle, data, encoding) {
 }
 
 
-Socket.prototype.__defineGetter__('bytesWritten',function(){
+protoGetter('bytesWritten',functionbytesWritten(){
 varbytes=this._bytesDispatched;
 conststate=this._writableState;
 constdata=this._pendingData;