RFR: Merge jdk8u:master

[Andrew John Hughes]

Merge jdk8u352-b08

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Commit messages:
 - Merge jdk8u352-b08
 - 8288508: Enhance ECDSA usage
 - 8286918: Better HttpServer service
 - 8147862: Null check too late in sun.net.httpserver.ServerImpl
 - 8286910: Improve JNDI lookups
 - 8286533: Key X509 usages
 - 8286526: Improve NTLM support
 - 8286519: Better memory handling
 - 8286511: Improve macro allocation
 - 8285662: Better permission resolution
 - ... and 1 more: https://git.openjdk.org/shenandoah-jdk8u/compare/67129e99...d00219b5

The merge commit only contains trivial merges, so no merge-specific webrevs have been generated.

Changes: https://git.openjdk.org/shenandoah-jdk8u/pull/30/files
  Stats: 933 lines in 22 files changed: 654 ins; 85 del; 194 mod
  Patch: https://git.openjdk.org/shenandoah-jdk8u/pull/30.diff
  Fetch: git fetch https://git.openjdk.org/shenandoah-jdk8u.git pull/30/head:pull/30

PR: https://git.openjdk.org/shenandoah-jdk8u/pull/30