[code-reflection] RFR: Conversion of java.lang.invoke to Class-File API

[Adam Sotona]

Last merge from JDK master excluded java.lang.invoke package conversion.
This patch adds the missing conversion of java.lang.invoke package from ASM to Class-File API.

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Commit messages:
 - condy fixes
 - j.l.invoke conversion to Class-File API

Changes: https://git.openjdk.org/babylon/pull/161/files
  Webrev: https://webrevs.openjdk.org/?repo=babylon&pr=161&range=00
  Stats: 1751 lines in 4 files changed: 335 ins; 703 del; 713 mod
  Patch: https://git.openjdk.org/babylon/pull/161.diff
  Fetch: git fetch https://git.openjdk.org/babylon.git pull/161/head:pull/161

PR: https://git.openjdk.org/babylon/pull/161