[Rev 01] RFR: 8185886: Improve scrolling performance of TableView and TreeTableView

[yosbits]

On Fri, 3 Apr 2020 03:55:37 GMT, yosbits <github.com+7517141+yososs at openjdk.org> wrote:

>> Hi,
>> I couldn't find you listed at https://www.oracle.com/technetwork/community/oca-486395.html . Please send me an e-mail
>> at dalibor.topic at oracle.com with information about your OCA, so that I can look it up.
>
> My name is "Naohiro Yoshimoto"
> I have received an approved email on 2019-8-3.

19fabf2eafcb02b519d39a1b0a9dad5b9209db64

* The constructor creates a cell, but the
 If the fixedCellSize is not initialized, the
Fixed a wasteful process of creating all cells and deleting cells out of the display range.
* Reduce the load on ExpressionHelper.removeListener by removing cells outside of the display range from the back of the
  scrolling operation.

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PR: https://git.openjdk.java.net/jfx/pull/125