Add m-esr52 at 52.6.0

1 files changed, 16 insertions, 0 deletions

diff --git a/dom/xhr/tests/worker_xhr_headers_worker.js b/dom/xhr/tests/worker_xhr_headers_worker.js
new file mode 100644
index 000000000..af88b83ca
--- /dev/null
+++ b/dom/xhr/tests/worker_xhr_headers_worker.js
@@ -0,0 +1,16 @@
+/**
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+"use strict";
+
+var customHeader = "custom-key";
+var customHeaderValue = "custom-key-value";
+
+self.onmessage = function(event) {
+  var xhr = new XMLHttpRequest();
+  xhr.open("GET", event.data, false);
+  xhr.setRequestHeader(customHeader, customHeaderValue);
+  xhr.send();
+  postMessage({ response: xhr.responseText, header: customHeader });
+}