Move yet another block of tests to manifest_version 2

chrome/test/data/extensions/api_test/messaging/connect_external/test.js

+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+var testId = "bjafgdebaacbbbecmhlhpofkepfkgcpa";
+
+chrome.test.runTests([
+  function connectExternal() {
+    var port = chrome.extension.connect(testId, {name: "extern"});
+    port.postMessage({testConnectExternal: true});
+    port.onMessage.addListener(chrome.test.callbackPass(function(msg) {
+      chrome.test.assertTrue(msg.success, "Message failed.");
+      chrome.test.assertEq(msg.senderId, location.host,
+                           "Sender ID doesn't match.");
+    }));
+  }
+]);