RFR: 4984: Label missing for Focus Selection combobox [v2]

[Suchita Chaturvedi]

> Added a new label for Selection combo box. This was an issue pointed out by vpat.
> 
> Please review the change.

Suchita Chaturvedi 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 two additional commits since the last revision:

 - Rebasing branch with master
 - 4984: Label missing for Focus Selection combobox

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

Changes:
  - all: https://git.openjdk.java.net/jmc/pull/155/files
  - new: https://git.openjdk.java.net/jmc/pull/155/files/39ac9ace..1e4aa495

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jmc&pr=155&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jmc&pr=155&range=00-01

  Stats: 340 lines in 8 files changed: 327 ins; 0 del; 13 mod
  Patch: https://git.openjdk.java.net/jmc/pull/155.diff
  Fetch: git fetch https://git.openjdk.java.net/jmc pull/155/head:pull/155

PR: https://git.openjdk.java.net/jmc/pull/155