Move another set of extension tests to manifest_version 2

chrome/test/data/extensions/api_test/storage/background.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.
+
+// store some stuff in local storage
+localStorage.foo = "bar";
+
+console.log("Opening database...");
+// store some stuff in a database
+var db = window.openDatabase("mydb2", "1.0", "database test", 2048);
+if (!db)
+  chrome.test.notifyFail("failed to open database");
+
+console.log("Performing transaction...");
+db.transaction(function(tx) {
+  tx.executeSql("drop table if exists note", [], onDropSuccess, onSqlError);
+  tx.executeSql("create table note (body text)", [], onCreateSuccess, onSqlError);
+  tx.executeSql("insert into note values ('hotdog')", [], onSqlExecuted,
+                onSqlError);
+}, function(error) {
+  chrome.test.notifyFail(error.message);
+});
+
+function onDropSuccess(tx, res) {
+  console.log("note table dropped");
+}
+function onCreateSuccess(tx, res) {
+  console.log("note table created");
+}
+function onSqlError(tx, error) {
+  chrome.test.notifyFail(error.message);
+}
+function onSqlExecuted() {
+  console.log("Opening tab...");
+  // Open a tab. This doesn't really prove we're writing to disk, but it is
+  // difficult to prove that without shutting down the process. We'll just
+  // trust that if this next trick works, that the real testing for local
+  // storage is good enough to catch more subtle errors.
+  chrome.tabs.create({
+    url: "tab.html"
+  });
+}