RFR: 8333364: Minor cleanup could be done in com.sun.crypto.provider [v5]

[Mark Powers]

> https://bugs.openjdk.org/browse/JDK-8333364

Mark Powers 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 seven additional commits since the last revision:

 - comments from Sean
 - Merge
 - move variables to above try block
 - join two lines
 - comments from Valerie
 - second iteration
 - first iteration

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/19535/files
  - new: https://git.openjdk.org/jdk/pull/19535/files/78a8522c..9e2f3521

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=19535&range=04
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=19535&range=03-04

  Stats: 68802 lines in 1511 files changed: 42982 ins; 19768 del; 6052 mod
  Patch: https://git.openjdk.org/jdk/pull/19535.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/19535/head:pull/19535

PR: https://git.openjdk.org/jdk/pull/19535