RFR: 8166026: refactor shell tests to java [v2]

[Ivan Šipka]

> @iignatev  could you please review? Thank you.
> 
> note to self:
> jtreg test/jdk/java/lang/ProcessBuilder/InheritIO/InheritIoTest.java test/jdk/java/lang/SecurityManager/modules/CustomSecurityManagerTest.java test/jdk/java/lang/Thread/uncaughtexceptions/UncaughtExceptionsTest.java test/jdk/java/lang/annotation/loaderLeak/LoaderLeakTest.java

Ivan Šipka 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 four additional commits since the last revision:

 - 8166026: Refactor java/lang shell tests to java
 - 8166026:Refactor java/lang shell tests to java
 - 8166026: removing tab character
 - 8166026: refactor shell tests to java

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

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/1484/files
  - new: https://git.openjdk.java.net/jdk/pull/1484/files/654cef82..16857464

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=1484&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=1484&range=00-01

  Stats: 18532 lines in 441 files changed: 12661 ins; 3672 del; 2199 mod
  Patch: https://git.openjdk.java.net/jdk/pull/1484.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/1484/head:pull/1484

PR: https://git.openjdk.java.net/jdk/pull/1484