RFR: 8265227: Move Proc.java from security/testlibrary to test/lib [v3]

[Weijun Wang]

> I'd like to move this tool to test/lib inside a proper named package.

Weijun Wang has updated the pull request incrementally with one additional commit since the last revision:

  do not call internal method

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/3496/files
  - new: https://git.openjdk.java.net/jdk/pull/3496/files/200ce3bd..72878e37

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=3496&range=02
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=3496&range=01-02

  Stats: 21 lines in 5 files changed: 5 ins; 9 del; 7 mod
  Patch: https://git.openjdk.java.net/jdk/pull/3496.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/3496/head:pull/3496

PR: https://git.openjdk.java.net/jdk/pull/3496