RFR: 8298468: Clean up class_loader parameters

[Ioi Lam]

On Wed, 14 Dec 2022 12:56:37 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

> This patch passes ClassLoaderData* rather than Handle class_loader to the LoaderConstraintTable and to some functions in SystemDictionary that only need ClassLoaderData.  In general, class loading uses ClassLoaderData unless it has to call up to Java in loadClass().  There were a lot of unnecessary conversions back and forth.
> Tested with tier1-4.

LGTM

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Marked as reviewed by iklam (Reviewer).

PR: https://git.openjdk.org/jdk/pull/11672