1 files changed, 0 insertions, 29 deletions
diff --git a/addon-sdk/source/lib/sdk/core/reference.js b/addon-sdk/source/lib/sdk/core/reference.js
deleted file mode 100644
index 04549cd0f..000000000
--- a/addon-sdk/source/lib/sdk/core/reference.js
+++ /dev/null
@@ -1,29 +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": "experimental"
-};
-
-const method = require("../../method/core");
-const { Class } = require("./heritage");
-
-// Object that inherit or mix WeakRefence inn will register
-// weak observes for system notifications.
-const WeakReference = Class({});
-exports.WeakReference = WeakReference;
-
-
-// If `isWeak(object)` is `true` observer installed
-// for such `object` will be weak, meaning that it will
-// be GC-ed if nothing else but observer is observing it.
-// By default everything except `WeakReference` will return
-// `false`.
-const isWeak = method("reference/weak?");
-exports.isWeak = isWeak;
-
-isWeak.define(Object, _ => false);
-isWeak.define(WeakReference, _ => true);