RFR: JDK-8284112 Minor cleanup could be done in javax.crypto [v2]

[Mark Powers]

> JDK-8284112 Minor cleanup could be done in javax.crypto

Mark Powers has updated the pull request incrementally with two additional commits since the last revision:

 - merge stuff
 - review comments from Brad Wetmore

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

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/8214/files
  - new: https://git.openjdk.java.net/jdk/pull/8214/files/a6754642..86a546bc

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=8214&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=8214&range=00-01

  Stats: 24 lines in 10 files changed: 4 ins; 0 del; 20 mod
  Patch: https://git.openjdk.java.net/jdk/pull/8214.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/8214/head:pull/8214

PR: https://git.openjdk.java.net/jdk/pull/8214