Add chrome.loadAsync capability to ChromeDriver, which allows the user not to

chrome/test/webdriver/utility_functions_mac.mm

Index: chrome/test/webdriver/utility_functions_mac.mm
diff --git a/chrome/test/webdriver/utility_functions_mac.mm b/chrome/test/webdriver/utility_functions_mac.mm
new file mode 100644
index 0000000000000000000000000000000000000000..0db48f0ffc7267010cf50d6e40a98ea91997f74e
--- /dev/null
+++ b/chrome/test/webdriver/utility_functions_mac.mm
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+// 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.
+
+#include "chrome/test/webdriver/utility_functions.h"
+
+#import <Foundation/Foundation.h>
+
+#include "base/file_path.h"
+#include "base/mac/foundation_util.h"
+
+namespace webdriver {
+
+void GetApplicationDirs(std::vector<FilePath>* app_dirs) {
+  FilePath user_app_dir;
+  if (base::mac::GetUserDirectory(NSApplicationDirectory, &user_app_dir))
+    app_dirs->push_back(user_app_dir);
+  FilePath local_app_dir;
+  if (base::mac::GetLocalDirectory(NSApplicationDirectory, &local_app_dir))
+    app_dirs->push_back(local_app_dir);
+}
+
+}  // namespace webdriver