[lworld] RFR: 8373706: [lworld] Layout names should be self-explanatory [v2]

[Frederic Parain]

> Renaming of layout kinds to make them self-explanatory.
> Also, provides layout kind -> string methods to normalize names of layouts in all logging messages and tests.
> 
> Initially tested with tier 1-3 (re-validating after merge/minor changes).
> 
> Thank you.
> 
> Fred

Frederic Parain has updated the pull request incrementally with one additional commit since the last revision:

  Fix ending blank line

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Changes:
  - all: https://git.openjdk.org/valhalla/pull/1801/files
  - new: https://git.openjdk.org/valhalla/pull/1801/files/13808f44..2cfafbdf

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=valhalla&pr=1801&range=01
 - incr: https://webrevs.openjdk.org/?repo=valhalla&pr=1801&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/valhalla/pull/1801.diff
  Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1801/head:pull/1801

PR: https://git.openjdk.org/valhalla/pull/1801