RFR: 8264127: ListCell editing status is true, when index changes while editing [v10]

[Florian Kirmaier]

> Fixing ListCell editing status is true, when index changes while editing.

Florian Kirmaier has updated the pull request incrementally with one additional commit since the last revision:

  8264127:
  restructured the if/else cascade in updating index. It's now simpler an less nested and avoid duplicate code.

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Changes:
  - all: https://git.openjdk.java.net/jfx/pull/441/files
  - new: https://git.openjdk.java.net/jfx/pull/441/files/3c00d890..345d843b

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jfx&pr=441&range=09
 - incr: https://webrevs.openjdk.java.net/?repo=jfx&pr=441&range=08-09

  Stats: 31 lines in 1 file changed: 11 ins; 12 del; 8 mod
  Patch: https://git.openjdk.java.net/jfx/pull/441.diff
  Fetch: git fetch https://git.openjdk.java.net/jfx pull/441/head:pull/441

PR: https://git.openjdk.java.net/jfx/pull/441