1 files changed, 0 insertions, 25 deletions
diff --git a/addon-sdk/source/lib/framescript/util.js b/addon-sdk/source/lib/framescript/util.js
deleted file mode 100644
index fb6834608..000000000
--- a/addon-sdk/source/lib/framescript/util.js
+++ /dev/null
@@ -1,25 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-"use strict";
-
-module.metadata = {
-  "stability": "unstable"
-};
-
-
-const { Ci } = require("chrome");
-
-const windowToMessageManager = window =>
-  window.
-    QueryInterface(Ci.nsIInterfaceRequestor).
-    getInterface(Ci.nsIDocShell).
-    sameTypeRootTreeItem.
-    QueryInterface(Ci.nsIDocShell).
-    QueryInterface(Ci.nsIInterfaceRequestor).
-    getInterface(Ci.nsIContentFrameMessageManager);
-exports.windowToMessageManager = windowToMessageManager;
-
-const nodeToMessageManager = node =>
-  windowToMessageManager(node.ownerDocument.defaultView);
-exports.nodeToMessageManager = nodeToMessageManager;