1 files changed, 0 insertions, 28 deletions
diff --git a/modules/libpref/test/unit/test_bug577950.js b/modules/libpref/test/unit/test_bug577950.js
deleted file mode 100644
index b4f28e902..000000000
--- a/modules/libpref/test/unit/test_bug577950.js
+++ /dev/null
@@ -1,28 +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/. */
-
-function run_test() {
-  var ps = Cc["@mozilla.org/preferences-service;1"].
-            getService(Ci.nsIPrefService);
-
-  var pb = Cc["@mozilla.org/preferences-service;1"].
-            getService(Ci.nsIPrefBranch);
-
-  var observer = {
-    QueryInterface: function QueryInterface(aIID) {
-      if (aIID.equals(Ci.nsIObserver) ||
-          aIID.equals(Ci.nsISupports))
-         return this;
-      throw Components.results.NS_NOINTERFACE;
-    },
-
-    observe: function observe(aSubject, aTopic, aState) {
-      // Don't do anything.
-    }
-  }
-
-  /* Set the same pref twice.  This shouldn't leak. */
-  pb.addObserver("UserPref.nonexistent.setIntPref", observer, false);
-  pb.addObserver("UserPref.nonexistent.setIntPref", observer, false);
-}