using hasOwnProperty() to verify each of the header object's enumerat…

…ed properties are owned by the object, they are skipped otherwise. Closes issue #1065
greasemonkey · Apr 5, 2010 · 6000de1 · 6000de1
1 parent 1b6c3ff
commit 6000de1
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/content/xmlhttprequester.js b/content/xmlhttprequester.js
@@ -72,7 +72,9 @@ function(safeUrl, details, req) {
 
   if (details.headers) {
     for (var prop in details.headers) {
-      req.setRequestHeader(prop, details.headers[prop]);
+      if (details.headers.hasOwnProperty(prop)) {
+        req.setRequestHeader(prop, details.headers[prop]);
+      }
     }
   }