Revert "Revert "Reland 2: mac: Use a placeholder string for the family name of the system font." Br…

Source/platform/mac/VersionUtilMac.h

Index: Source/platform/mac/VersionUtilMac.h
diff --git a/Source/platform/mac/VersionUtilMac.h b/Source/platform/mac/VersionUtilMac.h
new file mode 100644
index 0000000000000000000000000000000000000000..91e01c588d00ff4deebc061a1864f864f0e10205
--- /dev/null
+++ b/Source/platform/mac/VersionUtilMac.h
@@ -0,0 +1,18 @@
+// Copyright 2015 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 VersionUtilMac_h
+#define VersionUtilMac_h
+
+#include "platform/PlatformExport.h"
+
+namespace blink {
+
+// Mavericks is Mac OS X 10.9, Darwin 13.
+PLATFORM_EXPORT bool IsOSMavericksOrEarlier();
+PLATFORM_EXPORT bool IsOSMavericks();
+
+} // namespace blink
+
+#endif // VersionUtilMac_h