RFR: 8325154: resizeColumnToFitContent is slower than it needs to be

[Robert Lichtenberger]

The PR simply moves column and view-updates outside the loop. Since the column or view never changes within the for-loop it is not necessary to call these again and again.

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Commit messages:
 - 8325154: resizeColumnToFitContent is slower than it needs to be

Changes: https://git.openjdk.org/jfx/pull/1358/files
 Webrev: https://webrevs.openjdk.org/?repo=jfx&pr=1358&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8325154
  Stats: 8 lines in 1 file changed: 4 ins; 4 del; 0 mod
  Patch: https://git.openjdk.org/jfx/pull/1358.diff
  Fetch: git fetch https://git.openjdk.org/jfx.git pull/1358/head:pull/1358

PR: https://git.openjdk.org/jfx/pull/1358