<AWT Dev> RFR: 8268824: Remove unused jdk.accessibility APIs deprecated for removal in JDK 9 [v2]

[Phil Race]

> These fields
> -  have not been used by the implementation since JDK8,
> - are not supposed to be used by applications,
> - have been deprecated for removal since JDK 9
> - are non-standard, JDK not Java, classes
> - very few clients are expected to be using these classes : just those implementing ATs
> 
> 
> The CSR for this is https://bugs.openjdk.java.net/browse/JDK-8270918

Phil Race has updated the pull request incrementally with one additional commit since the last revision:

  8268824: Remove unused jdk.accessibility APIs deprecated for removal in JDK 9

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

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/4845/files
  - new: https://git.openjdk.java.net/jdk/pull/4845/files/ba3932f3..c376e501

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=4845&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=4845&range=00-01

  Stats: 134 lines in 1 file changed: 0 ins; 0 del; 134 mod
  Patch: https://git.openjdk.java.net/jdk/pull/4845.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/4845/head:pull/4845

PR: https://git.openjdk.java.net/jdk/pull/4845