Move IsRunningOnChromeOS to base/chromeos

base/chromeos/chromeos_version.h

Index: base/chromeos/chromeos_version.h
diff --git a/base/chromeos/chromeos_version.h b/base/chromeos/chromeos_version.h
new file mode 100644
index 0000000000000000000000000000000000000000..fc4b242b323b5a8097602e67f087027a1a1eb465
--- /dev/null
+++ b/base/chromeos/chromeos_version.h
@@ -0,0 +1,21 @@
+// 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.
+
+#ifndef BASE_CHROMEOS_CHROMEOS_VERSION_H_
+#define BASE_CHROMEOS_CHROMEOS_VERSION_H_
+#pragma once
+
+#include "base/base_export.h"
+
+namespace base {
+namespace chromeos {
+
+// Returns true if the browser is running on Chrome OS.
+// Useful for implementing stubs for Linux desktop.
+BASE_EXPORT bool IsRunningOnChromeOS();
+
+}  // namespace chromeos
+}  // namespace base
+
+#endif  // BASE_CHROMEOS_CHROMEOS_VERSION_H_