1 files changed, 0 insertions, 24 deletions
diff --git a/browser/modules/TransientPrefs.jsm b/browser/modules/TransientPrefs.jsm
deleted file mode 100644
index 30ba6a152..000000000
--- a/browser/modules/TransientPrefs.jsm
+++ /dev/null
@@ -1,24 +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";
-
-this.EXPORTED_SYMBOLS = ["TransientPrefs"];
-
-Components.utils.import("resource://gre/modules/Preferences.jsm");
-
-var prefVisibility = new Map;
-
-/* Use for preferences that should only be visible when they've been modified.
-   When reset to their default state, they remain visible until restarting the
-   application. */
-
-this.TransientPrefs = {
-  prefShouldBeVisible: function (prefName) {
-    if (Preferences.isSet(prefName))
-      prefVisibility.set(prefName, true);
-
-    return !!prefVisibility.get(prefName);
-  }
-};