[minor] Style compliance. Fixes #402.

lib/node-http-proxy/http-proxy.js

@@ -716,8 +716,7 @@ HttpProxy.prototype.proxyWebSocketRequest = function (req, socket, upgradeHead,
   // In addition, it's important to note the closure scope here. Since
   // there is no mapping of the socket to the request bound to it.
   //
-  reverseProxy.on('upgrade', function ( res, remoteSocket, head) {
-
+  reverseProxy.on('upgrade', function (res, remoteSocket, head) {
     //
     // Prepare handshake response 'headers' and 'statusCode'.
     //
@@ -741,27 +740,22 @@ HttpProxy.prototype.proxyWebSocketRequest = function (req, socket, upgradeHead,
   //
   reverseProxy.once('socket', function (revSocket) {
     revSocket.on('data', function handshake (data) {
-
       // Set empty headers
       var headers = '';
 
       //
       // If the handshake statusCode 101, concat headers.
       //
-      if(reverseProxy.handshake.statusCode && reverseProxy.handshake.statusCode == 101){
-
+      if (reverseProxy.handshake.statusCode && reverseProxy.handshake.statusCode == 101) {
         headers = [
-                'HTTP/1.1 101 Switching Protocols'
-                , 'Upgrade: websocket'
-                , 'Connection: Upgrade'
-                , 'Sec-WebSocket-Accept: ' + reverseProxy.handshake.headers['sec-websocket-accept']
+          'HTTP/1.1 101 Switching Protocols',
+          'Upgrade: websocket',
+          'Connection: Upgrade',
+          'Sec-WebSocket-Accept: ' + reverseProxy.handshake.headers['sec-websocket-accept']
         ];
 
         headers = headers.concat('', '').join('\r\n');
-
       }
-
-
 
       //
       // Ok, kind of harmfull part of code. Socket.IO sends a hash
@@ -793,7 +787,7 @@ HttpProxy.prototype.proxyWebSocketRequest = function (req, socket, upgradeHead,
         //
         self.emit('websocket:handshake', req, socket, head, sdata, data);
         // add headers to the socket
-        socket.write(headers+sdata);
+        socket.write(headers + sdata);
         var flushed = socket.write(data);
         if (!flushed) {
           revSocket.pause();