[jdk11u-dev] RFR: Merge jdk11u:master [v2]

[Goetz Lindenmaier]

> Merge jdk11u 11.0.12+6 to jdk11u-dev

Goetz Lindenmaier 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 49 additional commits since the last revision:

 - Merge
 - 8268699: Shenandoah: Add test for JDK-8268127
   
   Backport-of: e59acd9860ca9e50c91472f8215f73c17d2099b6
 - 8269415: [11u] Remove ea from DEFAULT_PROMOTED_VERSION_PRE in OpenJDK 11u
   
   Reviewed-by: sgehwolf
 - 8268771: javadoc -notimestamp option does not work on index.html
   
   Reviewed-by: clanger
 - 8140466: ChaCha20 and Poly1305 TLS Cipher Suites
   
   Reviewed-by: mdoerr
   Backport-of: 962e755c3ac6731566fe9f39520a414628f24ee0
 - 8268617: [11u REDO] - WebSocket over authenticating proxy fails with NPE
   
   Reviewed-by: clanger
 - 8265335: Epsilon: Minor typo in EpsilonElasticTLABDecay description
   
   Backport-of: 17b6592d8ff7f58f4885a8a1e313250797a7124d
 - 8265761: Font with missed font family name is not properly printed on Windows
   
   Backport-of: e9370a13b6f3f99d223ef5966f9e218b94d954b4
 - 8266480: Implicit null check optimization does not update control of hoisted memory operation
   
   Backport-of: c2b50f93ac36cdfd96d3ed09ec80ee5255a10200
 - 8261496: Shenandoah: reconsider pacing updates memory ordering
   
   Reviewed-by: rkennke, clanger
   Backport-of: 4642730b057bfa37df740fc8d9e17bfb60e53447
 - ... and 39 more: https://git.openjdk.java.net/jdk11u-dev/compare/5b9fa1fa...61b9631b

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

Changes:
  - all: https://git.openjdk.java.net/jdk11u-dev/pull/81/files
  - new: https://git.openjdk.java.net/jdk11u-dev/pull/81/files/61b9631b..61b9631b

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=81&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=81&range=00-01

  Stats: 0 lines in 0 files changed: 0 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/81.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/81/head:pull/81

PR: https://git.openjdk.java.net/jdk11u-dev/pull/81