RFR: JDK-8286617: Improve parameter names in javax.lang.model utility visitors [v2]

[Joe Darcy]

> Fix inconsistencies in parameter naming; will update copyrights years if needed before a push.

Joe Darcy has updated the pull request incrementally with one additional commit since the last revision:

  Update copyright years.

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/8671/files
  - new: https://git.openjdk.java.net/jdk/pull/8671/files/60d7655a..a41afee1

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=8671&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=8671&range=00-01

  Stats: 2 lines in 2 files changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.java.net/jdk/pull/8671.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/8671/head:pull/8671

PR: https://git.openjdk.java.net/jdk/pull/8671