From 1273fc4f104235cdd2e9476c19bf4f31bf970219 Mon Sep 17 00:00:00 2001
From: Guillermo Rauch <rauchg@gmail.com>
Date: Tue, 3 Jan 2012 12:59:40 -0800
Subject: [PATCH] Simplified XHR#doWrite

---
 lib/transports/polling-xhr.js | 23 +++++++++--------------
 1 file changed, 9 insertions(+), 14 deletions(-)

diff --git a/lib/transports/polling-xhr.js b/lib/transports/polling-xhr.js
index e4954ec3..1328cedc 100644
--- a/lib/transports/polling-xhr.js
+++ b/lib/transports/polling-xhr.js
@@ -34,18 +34,14 @@ XHR.prototype.__proto__ = Polling.prototype;
  * @api private
  */
 
-XHRPolling.prototype.doWrite = function (data) {
-  Polling.prototype.doWrite.call(this);
+XHR.prototype.doWrite = function (data) {
+  var headers = {
+      'Content-Type': 'text/plain; charset=UTF-8'
+    , 'Content-Length': Buffer.byteLength(data)
+    , 'Connection': 'Keep-Alive'
+  };
 
-  var origin = this.req.headers.origin
-    , headers = {
-          'Content-Type': 'text/plain; charset=UTF-8'
-        , 'Content-Length': data === undefined ? 0 : Buffer.byteLength(data)
-        , 'Connection': 'Keep-Alive'
-      };
-
-  if (origin) {
-    // https://developer.mozilla.org/En/HTTP_Access_Control
+  if (this.req.headers.origin) {
     headers['Access-Control-Allow-Origin'] = '*';
 
     if (this.req.headers.cookie) {
@@ -53,7 +49,6 @@ XHRPolling.prototype.doWrite = function (data) {
     }
   }
 
-  this.response.writeHead(200, headers);
-  this.response.write(data);
-  this.log.debug(this.name + ' writing', data);
+  this.res.writeHead(200, headers);
+  this.res.end(data);
 };