diff --git a/dom/plugins/test/mochitest/mochitest.ini b/dom/plugins/test/mochitest/mochitest.ini
index be6bae09f71c..eced002dce14 100644
--- a/dom/plugins/test/mochitest/mochitest.ini
+++ b/dom/plugins/test/mochitest/mochitest.ini
@@ -44,7 +44,6 @@ skip-if = !crashreporter
 skip-if = !crashreporter
 [test_bug1028200-7.html]
 skip-if = !crashreporter
-[test_bug406541.html]
 [test_bug532208.html]
 [test_bug539565-1.html]
 [test_bug539565-2.html]
diff --git a/dom/plugins/test/mochitest/test_bug406541.html b/dom/plugins/test/mochitest/test_bug406541.html
deleted file mode 100644
index ac5d4f3c8b45..000000000000
--- a/dom/plugins/test/mochitest/test_bug406541.html
+++ /dev/null
@@ -1,100 +0,0 @@
-<!doctype html>
-<html>
-<head>
-  <title>Test for Bug 406541</title>
-  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
-  <script type="text/javascript" src="plugin-utils.js"></script>
-  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
-
-  <meta http-equiv="content-type" content="text/html; charset=utf-8">
-</head>
-<body>
-<script type="application/x-child-payload" id="child-payload">
-  // This is injected into the file:/// origin iframe, see below.
-
-  // appletA should spawn, appletB, with a codebase outside the temp directory,
-  // should not.
-  var appletA = document.createElement("applet");
-  var appletB = document.createElement("applet");
-  var appletC = document.createElement("applet");
-  appletA.type = appletB.type = appletC.type = "application/x-java-test";
-  appletB.setAttribute("codebase", "file:///");
-  appletC.setAttribute("codebase", "./subdir_bug406541/");
-  document.body.appendChild(appletA);
-  document.body.appendChild(appletB);
-  document.body.appendChild(appletC);
-  function isSpawned(plugin) {
-    try {
-      var x = plugin.getJavaCodebase();
-      return true;
-    } catch (e) {}
-    return false;
-  }
-  window.parent.postMessage({ "A": isSpawned(appletA),
-                              "B": isSpawned(appletB),
-                              "C": isSpawned(appletC) }, "*");
-</script>
-<script type="application/javascript">
-  SimpleTest.waitForExplicitFinish();
-  setTestPluginEnabledState(SpecialPowers.Ci.nsIPluginTag.STATE_ENABLED,
-                            "Java Test Plug-in");
-  SpecialPowers.pushPrefEnv({ "set": [
-                              ['plugin.java.mime', 'application/x-java-test']
-                            ] }, runTest);
-
-  function runTest() {
-    // Create a empty file and point an iframe at it
-    var Cc = SpecialPowers.Cc;
-    var Ci = SpecialPowers.Ci;
-    var file = Cc["@mozilla.org/file/directory_service;1"]
-      .getService(Ci.nsIProperties)
-      .get("TmpD", Ci.nsIFile);
-    var subdir = Cc["@mozilla.org/file/directory_service;1"]
-      .getService(Ci.nsIProperties)
-      .get("TmpD", Ci.nsIFile);
-    file.append("test_bug406541.html");
-    file.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, 0600);
-    subdir.append("subdir_bug406541");
-    subdir.createUnique(Ci.nsIFile.DIRECTORY_TYPE, 0600);
-
-    var i = document.createElement("iframe");
-    var loaded = false;
-    i.addEventListener("load", function initialLoad() {
-      if (!loaded) {
-        // Once loaded, use special powers to point it at the file
-        SpecialPowers.wrap(i.contentWindow).location.href = "file://" + file.path;
-        loaded = true;
-      } else {
-        // Inject the child-payload script to the file:/// origin. Let it test
-        // applet spawning and send the results in a postMessage. (Because I
-        // couldn't get SpecialPowers to let me touch applets cross-origin, then
-        // gave up.)
-        var innerdoc = SpecialPowers.wrap(i.contentWindow).document;
-        var s = innerdoc.createElement("script");
-        s.type = "text/javascript";
-        s.textContent = document.getElementById("child-payload").textContent;
-        var finished = false;
-        window.onmessage = function(message) {
-          ok(message.data.A, "Plugin A should spawn");
-          ok(!message.data.B, "Plugin B should NOT spawn");
-          ok(message.data.C, "Plugin C should spawn");
-          file.remove(false);
-          subdir.remove(false);
-          finished = true;
-          SimpleTest.finish();
-        };
-        innerdoc.body.appendChild(s);
-
-        SimpleTest.executeSoon(function() {
-          if (!finished) {
-            ok(finished, "Should have received callback by now");
-            SimpleTest.finish();
-          }
-        });
-      }
-    });
-    document.body.appendChild(i);
-  }
-</script>
-</body>
-</html>
