RFR: 8299726: [cleanup] Some code cleanup in opto/compile.hpp [v2]

[xpbob]

> Hi all,
> Int_Array,Scope,TypeData,debug_option_name  is unused
> Remove them
> Thanks.

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

  update Copyright

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/11879/files
  - new: https://git.openjdk.org/jdk/pull/11879/files/fdd2dda5..404f7627

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=11879&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=11879&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/11879.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/11879/head:pull/11879

PR: https://git.openjdk.org/jdk/pull/11879