[jdk11u-dev] RFR: 8328238: Convert few closed manual applet tests to main [v2]

[Andrew Lu]

> I backport this for parity with 11.0.25-oracle.

Andrew Lu 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 two additional commits since the last revision:

 - Merge branch 'openjdk:master' into backport-luchenlin-68170ae2-master
 - Backport 68170ae22233462e8925c75c4737be7f0ba9353d

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

Changes:
  - all: https://git.openjdk.org/jdk11u-dev/pull/2830/files
  - new: https://git.openjdk.org/jdk11u-dev/pull/2830/files/38226d1e..2830cf53

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2830&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2830&range=00-01

  Stats: 323 lines in 4 files changed: 245 ins; 57 del; 21 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/2830.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/2830/head:pull/2830

PR: https://git.openjdk.org/jdk11u-dev/pull/2830