[jdk11u-dev] RFR: 8322883: [BACKOUT] 8225377: type annotations are not visible to javac plugins across compilation boundaries

[Goetz Lindenmaier]

This is a backout needed as the change is too intrusive for a backport.
Backport of the 17 change.

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Commit messages:
 - Revert "8225377: type annotations are not visible to javac plugins across compilation boundaries"
 - Revert "8320001: javac crashes while adding type annotations to the return type of a constructor"

Changes: https://git.openjdk.org/jdk11u-dev/pull/2450/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2450&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8322883
  Stats: 445 lines in 3 files changed: 0 ins; 444 del; 1 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/2450.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/2450/head:pull/2450

PR: https://git.openjdk.org/jdk11u-dev/pull/2450