RFR: 8294526: sun/security/provider/SubjectCodeSource.java no longer referenced [v4]

[Ryan Wallace]

> SubjectCodeSource is no longer used, Class should be deleted and all references updated

Ryan Wallace has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains 17 additional commits since the last revision:

 - Merge branch 'master' into 8294526
 - Merge branch 'master' into 8294526
 - Merge branch 'master' into 8294526
 - Merge branch 'master' into 8294526
 - Merge branch 'master' into 8294526
 - Merge branch 'master' into 8294526
 - Merge branch 'master' into 8294526
 - Merge branch 'master' into 8294526
 - 8294526: SubjectCodeSource is no longer referenced
 - Merge branch 'master' into 8294526
 - ... and 7 more: https://git.openjdk.org/jdk/compare/549718e3...3139091b

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/10550/files
  - new: https://git.openjdk.org/jdk/pull/10550/files/64972419..3139091b

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=10550&range=03
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=10550&range=02-03

  Stats: 115761 lines in 2534 files changed: 59975 ins; 42548 del; 13238 mod
  Patch: https://git.openjdk.org/jdk/pull/10550.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/10550/head:pull/10550

PR: https://git.openjdk.org/jdk/pull/10550