RFR: 8280494: (D)TLS signature schemes [v12]

[Xue-Lei Andrew Fan]

> This update is to support signature schemes customization for individual (D)TLS connection.  Please review the CSR as well:
> CSR: https://bugs.openjdk.java.net/browse/JDK-8280495
> RFE: https://bugs.openjdk.java.net/browse/JDK-8280494

Xue-Lei Andrew Fan has updated the pull request incrementally with one additional commit since the last revision:

  Correct the set spec

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

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/7252/files
  - new: https://git.openjdk.java.net/jdk/pull/7252/files/70382768..70c3755b

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=7252&range=11
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=7252&range=10-11

  Stats: 2 lines in 1 file changed: 1 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk/pull/7252.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/7252/head:pull/7252

PR: https://git.openjdk.java.net/jdk/pull/7252