RFR: Remove Config [v5]

[Robbin Ehn]

> For you to consider.
> - Adds 1-2ns (thaw+freeze) (<0.5%)
> - Passes t1-3 (no new issues found)
> - Reduces compilation time with over 30 seconds (15-20%).
> - Loom have the same compile time as vanilla jdk/jdk.

Robbin Ehn has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains one commit:

  Remove Config

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Changes: https://git.openjdk.java.net/loom/pull/110/files
 Webrev: https://webrevs.openjdk.java.net/?repo=loom&pr=110&range=04
  Stats: 329 lines in 12 files changed: 15 ins; 139 del; 175 mod
  Patch: https://git.openjdk.java.net/loom/pull/110.diff
  Fetch: git fetch https://git.openjdk.java.net/loom pull/110/head:pull/110

PR: https://git.openjdk.java.net/loom/pull/110