RFR: 8353587: Spelling errors and dead code

[Andy Goryachev]

Corrects annoying spelling errors in the code:

- propogated
- Hueristic2D

Also fixes unnecessary field in MenuBar:171

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Commit messages:
 - 2025
 - unnecessary field
 - spelling

Changes: https://git.openjdk.org/jfx/pull/1757/files
  Webrev: https://webrevs.openjdk.org/?repo=jfx&pr=1757&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8353587
  Stats: 43 lines in 7 files changed: 11 ins; 16 del; 16 mod
  Patch: https://git.openjdk.org/jfx/pull/1757.diff
  Fetch: git fetch https://git.openjdk.org/jfx.git pull/1757/head:pull/1757

PR: https://git.openjdk.org/jfx/pull/1757