Integrated: 8243208: Clean up JVMFlag implementation

[Ioi Lam]

On Tue, 8 Sep 2020 18:33:41 GMT, Ioi Lam <iklam at openjdk.org> wrote:

> The initial commit [d85cbd6](https://github.com/openjdk/jdk/commit/d85cbd638f5b87c80eee9a92d10e1ac19d9bb2f8) is the
> same patch as
> [8243208-cleanup-jvmflag-impl.v02](https://cr.openjdk.java.net/~iklam/jdk16/8243208-cleanup-jvmflag-impl.v02/)
> published in
> [hotspot-dev at openjdk.java.net](https://mail.openjdk.java.net/pipermail/hotspot-dev/2020-September/042863.html).  The
> rest of the review will continue on GitHub. I will add new commits to respond to comments to the above e-mail.

This pull request has now been integrated.

Changeset: 5144190e
Author:    Ioi Lam <iklam at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/5144190e
Stats:     2127 lines in 45 files changed: 533 ins; 755 del; 839 mod

8243208: Clean up JVMFlag implementation

Reviewed-by: dholmes, coleenp, gziemski

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PR: https://git.openjdk.java.net/jdk/pull/82