Move yet another block of tests to manifest_version 2

chrome/test/data/extensions/api_test/omnibox/test.html

-<script>
-var incognito = chrome.extension.inIncognitoContext;
-var incognitoSuffix = incognito ? " incognito" : "";
-
-chrome.omnibox.onInputChanged.addListener(
-  function(text, suggest) {
-    chrome.test.log("onInputChanged: " + text);
-    if (text == "suggestio") {
-      // First test, complete "suggestio"
-      var desc = 'Description with style: <match>&lt;match&gt;</match>, ' +
-                 '<dim>[dim]</dim>, <url>(url till end)</url>';
-      suggest([
-        {content: text + "n1", description: desc},
-        {content: text + "n2", description: "description2"},
-        {content: text + "n3" + incognitoSuffix, description: "description3"},
-      ]);
-    } else {
-      // Other tests, just provide a simple suggestion.
-      suggest([{content: text + " 1", description: "description"}]);
-    }
-  });
-
-chrome.omnibox.onInputEntered.addListener(
-  function(text) {
-    chrome.test.assertEq("command" + incognitoSuffix, text);
-    chrome.test.notifyPass();
-  });
-
-// Now we wait for the input events to fire.
-chrome.test.notifyPass();
-</script>
+<!--
+ * 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.
+-->
+<script src="test.js"></script>