avoid OPTIONS pre-flight check when fetching asset layers

1 files changed, 10 insertions, 0 deletions

diff --git a/web/cobrands/fixmystreet/assets.js b/web/cobrands/fixmystreet/assets.js
index fbc8188f4..01c74be56 100644
--- a/web/cobrands/fixmystreet/assets.js
+++ b/web/cobrands/fixmystreet/assets.js
@@ -657,4 +657,14 @@ OpenLayers.Format.GML.v3.MultiCurveFix = OpenLayers.Class(OpenLayers.Format.GML.
     CLASS_NAME: "OpenLayers.Format.GML.v3.MultiCurveFix"
 });
 
+OpenLayers.Request.XMLHttpRequest.prototype.setRequestHeader = function(sName, sValue) {
+    if (sName.toLowerCase() == 'x-requested-with') {
+        return;
+    }
+    if (!this._headers) {
+        this._headers = {};
+    }
+    this._headers[sName] = sValue;
+    return this._object.setRequestHeader(sName, sValue);
+};
 })();