RFR: 8218885: Restore pop_frame and force_early_return functionality for Graal [v2]

[Tom Rodriguez]

> This logic no longer seems to be necessary since the adjustCompilationLevel callback has been removed.

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

  8218885: Restore pop_frame and force_early_return functionality for Graal

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Changes: https://git.openjdk.org/jdk/pull/5625/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=5625&range=01
  Stats: 8 lines in 1 file changed: 0 ins; 8 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/5625.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/5625/head:pull/5625

PR: https://git.openjdk.org/jdk/pull/5625