Integrate the Windows 8 code into the Chromium tree.

chrome/browser/ui/metro_driver/run_all_unittests.cc

+// Copyright (c) 2012 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.
+#include "stdafx.h"
+
+#include "base/at_exit.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+#pragma comment(lib, "runtimeobject.lib")
+
+base::AtExitManager at_exit;
+
+int main(int argc, char** argv) {
+  mswrw::RoInitializeWrapper ro_init(RO_INIT_SINGLETHREADED);
+
+  testing::InitGoogleTest(&argc, argv);
+
+  return RUN_ALL_TESTS();
+}