From a8b36f2bb7acc298cbbd1ab7efa9e13bfaa3b708 Mon Sep 17 00:00:00 2001
From: harmony7 <harmony7@pex2.jp>
Date: Sun, 21 Apr 2013 11:32:43 +0900
Subject: Support for the withCredentials bit of XHR, used with CORS

---
 pollymer.js | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/pollymer.js b/pollymer.js
index d4cd078..699f7db 100644
--- a/pollymer.js
+++ b/pollymer.js
@@ -205,6 +205,7 @@ var DEBUG = true;
         this.maxTries = 1;
         this.maxDelay = 1000;
         this.recurring = false;
+        this.withCredentials = false;
 
         if (arguments.length > 0) {
             var config = arguments[0];
@@ -223,6 +224,9 @@ var DEBUG = true;
             if ("recurring" in config) {
                 this.recurring = config.recurring;
             }
+            if ("withCredentials" in config) {
+                this.withCredentials = config.withCredentials;
+            }
         }
     };
     Request.prototype.start = function (method, url, headers, body) {
@@ -328,6 +332,13 @@ var DEBUG = true;
     };
     Request.prototype._startXhr = function (method, url, headers, body) {
         var xhr = new window.XMLHttpRequest();
+
+        // If header has Authorization, and cors is available, then set the
+        // withCredentials flag.
+        if (this.withCredentials && corsAvailable) {
+            xhr.withCredentials = true;
+        }
+
         var self = this;
         xhr.onreadystatechange = function () { self._xhrCallback(); };
         xhr.open(method, url, true);
-- 
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