RFR: Merge jdk:master [v2]

[Kevin Rushforth]

> Manual merge of `jdk/master` into `lanai/master` since the nightly auto-merge process is _still_ offline (see [SKARA-764](https://bugs.openjdk.java.net/browse/SKARA-764)).

Kevin Rushforth has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains 19 new commits since the last revision:

 - Merge remote-tracking branch 'jdk/master' into merge-jdk-2020-11-02
 - 8255695: Some JVMTI calls in the jdwp debug agent are using FUNC_PTR instead of JVMTI_FUNC_PTR
   
   Reviewed-by: sspitsyn, amenkov
 - 8255766: Fix linux+arm64 build after 8254072
   
   Reviewed-by: kvn, ihse
 - 8255696: JDWP debug agent's canSuspendResumeThreadLists() should be removed
   
   Reviewed-by: amenkov, sspitsyn
 - 8255694: memory leak in JDWP debug agent after calling JVMTI GetAllThreads
   
   Reviewed-by: amenkov, sspitsyn
 - 8211958: Broken links in java.desktop files
   
   Reviewed-by: aivanov
 - 8255578: [JVMCI] be more careful about reflective reads of Class.componentType.
   
   Reviewed-by: kvn, dlong
 - 8255529: Remove unused methods from java.util.zip.ZipFile
   
   Reviewed-by: naoto, redestad
 - 8255760: Shenandoah: match constants style in ShenandoahMarkTask fallback
   
   Reviewed-by: zgu, rkennke
 - 8255237: ZGC: Bulk free garbage pages during relocation set selection
   
   Co-authored-by: Albert Mingkun Yang <ayang at openjdk.org>
   Co-authored-by: Per Liden <pliden at openjdk.org>
   Reviewed-by: ayang, eosterlund
 - ... and 9 more: https://git.openjdk.java.net/lanai/compare/87343a13...99eb331a

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

Changes:
  - all: https://git.openjdk.java.net/lanai/pull/123/files
  - new: https://git.openjdk.java.net/lanai/pull/123/files/87343a13..99eb331a

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=lanai&pr=123&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=lanai&pr=123&range=00-01

  Stats: 1426 lines in 77 files changed: 638 ins; 394 del; 394 mod
  Patch: https://git.openjdk.java.net/lanai/pull/123.diff
  Fetch: git fetch https://git.openjdk.java.net/lanai pull/123/head:pull/123

PR: https://git.openjdk.java.net/lanai/pull/123