RFR: 8291945: Add OSInfo API for static OS information

[Ioi Lam]

On Fri, 5 Aug 2022 05:02:04 GMT, David Holmes <dholmes at openjdk.org> wrote:

>> This file was indirectly including frame.hpp via os.hpp. Since I removed os.hpp from this file, I needed to add a declaration for the `frame` class.
>
> I don't see any such removal in this file. ??

Oh I was mistaken. What I did was removing os.hpp from relocInfo.hpp and safepointMechanismhpp. This exposed the fact that stackValue.hpp was using the `frame` class without a proper declaration.

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PR: https://git.openjdk.org/jdk/pull/9758