RFR: 8274679: Remove unnecessary conversion to String in security code in java.base

[Weijun Wang]

On Sun, 3 Oct 2021 16:24:33 GMT, Andrey Turbanov <github.com+741251+turbanoff at openjdk.org> wrote:

> Cleanup unnecessary String.valueOf calls (and similar) when conversion will happen implicitly anyway.

Change looks fine. Thanks for taking of this.

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Marked as reviewed by weijun (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/5798