From 5b4653e0af78bc1d14a8b115fe183d59faa00ec8 Mon Sep 17 00:00:00 2001
From: Trevor Bender <Trevor.Bender@gmail.com>
Date: Sat, 11 Mar 2017 16:10:36 -0500
Subject: [PATCH] fix for deprecated xhr.open synchronously

---
 core/extensions/chrome/contentscript.js | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/core/extensions/chrome/contentscript.js b/core/extensions/chrome/contentscript.js
index f1d369f8..8474bafb 100644
--- a/core/extensions/chrome/contentscript.js
+++ b/core/extensions/chrome/contentscript.js
@@ -71,11 +71,16 @@ function insertScript(url) {
     // the main page.
     // script.src = url;
     var xhr = new XMLHttpRequest();
-    xhr.open('GET', url, false);
-    xhr.send('');
-    script.text = xhr.responseText;
+    xhr.open('GET', url, true);
+    xhr.send();
+    xhr.onreadystatechange = function () {
+        if (this.readyState === this.DONE) {
+            script.text = this.responseText;
+            insertHeaderNode(script);
+            notifyPresent();
+        }
+    };
 
-    insertHeaderNode(script);
     return script;
 };
 
@@ -99,8 +104,6 @@ if (sessionStorage[sessionKey] == "yes") {
         insertStylesheet(cssurl);
         insertScript(jsurl);
     }
-
-    notifyPresent();
 }
 
 // Once the DOM is ready, bind to the content event