RFR: 8275918: Remove unused local variables in java.base security code [v3]

[Andrey Turbanov]

> Cleanup unused local variables. Looks like they are leftovers after refactoring.

Andrey Turbanov has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains three commits:

 - Merge remote-tracking branch 'origin/master' into remove_unused_local_variables_java.base_security
   
   # Conflicts:
   #	src/java.base/share/classes/sun/security/rsa/RSAPSSSignature.java
 - 8275918: Remove unused local variables in java.base security code
   remove local variable
 - [PATCH] Remove unused local variables in java.base security code

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

Changes: https://git.openjdk.java.net/jdk/pull/6092/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=6092&range=02
  Stats: 31 lines in 13 files changed: 0 ins; 17 del; 14 mod
  Patch: https://git.openjdk.java.net/jdk/pull/6092.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/6092/head:pull/6092

PR: https://git.openjdk.java.net/jdk/pull/6092