RFR: 8304831: TextFlow.hitTest.insertionIndex incorrect with surrogate pairs [v4]

[Andy Goryachev]

On Tue, 16 May 2023 10:31:57 GMT, Karthik P K <kpk at openjdk.org> wrote:

> I couldn't create the scenario to hit line 473. If you have any suggestions please let me know.

I can't seem to trigger this code path (I wonder if it's possible to hit it at all).  Anyway, the code there looks correct to me, even if this condition would never happen.

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PR Review Comment: https://git.openjdk.org/jfx/pull/1091#discussion_r1195510090