From abb13424b4de9366be70b97de70d88624fce5c00 Mon Sep 17 00:00:00 2001
From: Deathamns <deathamns@gmail.com>
Date: Tue, 11 Nov 2014 15:15:21 +0100
Subject: [PATCH] Call XHR.open even if the request will be blocked

Without calling it an error may be thrown if other XHR parameters are set.
---
 src/js/vapi-client.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/js/vapi-client.js b/src/js/vapi-client.js
index 151d75e..9be2363 100644
--- a/src/js/vapi-client.js
+++ b/src/js/vapi-client.js
@@ -317,8 +317,8 @@ if (self.chrome) {
             "open = function(u) {",
                 "return block(u, 'popup') ? null : wo.apply(this, [].slice.call(arguments));",
             "};",
-            "XMLHttpRequest.prototype.open = function(m, u) {",
-                "return block(u, 'xmlhttprequest') ? null : xo.apply(this, [].slice.call(arguments));",
+            "XMLHttpRequest.prototype.open = function(m, u, s) {",
+                "return xo.apply(this, block(u, 'xmlhttprequest') ? ['HEAD', u, s] : [].slice.call(arguments));",
             "};"
         ];