RFR: 8309605: StubRoutines are not used by SA [v2]

[Coleen Phillimore]

> Please remove this trivial fix to remove StubRoutines that the SA doesn't use.
> Tested serviceability/sa tests.

Coleen Phillimore has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains two commits:

 - Merge branch 'master' into stub-routines
 - 8309605: StubRoutines are not used by SA

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Changes: https://git.openjdk.org/jdk/pull/14519/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=14519&range=01
  Stats: 70 lines in 1 file changed: 0 ins; 69 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/14519.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/14519/head:pull/14519

PR: https://git.openjdk.org/jdk/pull/14519