diff --git a/base/mac/launch_services_util.h b/base/mac/launch_services_util.h
new file mode 100644
index 0000000..0c52ca9
--- /dev/null
+++ b/base/mac/launch_services_util.h
@@ -0,0 +1,33 @@
+// Copyright (c) 2013 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.
+
+#ifndef BASE_MAC_LAUNCH_SERVICES_UTIL_H_
+#define BASE_MAC_LAUNCH_SERVICES_UTIL_H_
+
+#include <ApplicationServices/ApplicationServices.h>
+
+#include "base/base_export.h"
+#include "base/command_line.h"
+#include "base/files/file_path.h"
+
+struct ProcessSerialNumber;
+
+namespace base {
+namespace mac {
+
+// Launches the application bundle at |bundle_path|, passing argv[1..] from
+// |command_line| as command line arguments if the app isn't already running.
+// |launch_flags| are passed directly to LSApplicationParameters.
+// |out_psn|, if not NULL, will be set to the process serial number of the
+// application's main process if the app was successfully launched.
+// Returns true if the app was successfully launched.
+BASE_EXPORT bool OpenApplicationWithPath(const FilePath& bundle_path,
+                                         const CommandLine& command_line,
+                                         LSLaunchFlags launch_flags,
+                                         ProcessSerialNumber* out_psn);
+
+}  // namespace mac
+}  // namespace base
+
+#endif  // BASE_MAC_LAUNCH_SERVICES_UTIL_H_