Integrated: 8286117: Remove unnecessary indirection and unused code in UL

[Johan Sjölén]

On Wed, 4 May 2022 18:29:22 GMT, Johan Sjölén <duke at openjdk.java.net> wrote:

> This PR cleans up some minor annoyances in the UL code.
> 
> Note that the change from `LogImpl` to `LogTagSet` is equivalent, we're essentially inlining the calls that `LogImpl` would have made. This simplifies understanding ("why do we need `LogImpl` here?" was my question, answer: We don't!)'
> 
> *Edit:* Passes tier1.

This pull request has now been integrated.

Changeset: d5ae3833
Author:    Johan Sjölén <johan.sjolen at oracle.com>
Committer: Robbin Ehn <rehn at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/d5ae3833b1b71eb84fadb69c0c92851400f8921c
Stats:     23 lines in 5 files changed: 2 ins; 3 del; 18 mod

8286117: Remove unnecessary indirection and unused code in UL

Reviewed-by: dholmes, rehn, iklam

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PR: https://git.openjdk.java.net/jdk/pull/8541