[jfx11u] RFR: 8278980: Update WebKit to 613.1

Mon Feb 28 17:17:24 UTC 2022

On Mon, 28 Feb 2022 16:46:36 GMT, Kevin Rushforth <kcr at openjdk.org> wrote:

> Nearly clean backport to `jfx11u` (the only conflict was in the copyright years in one of the unit tests). I tested this along with the other VS 2019 and WebKit 613.1 fixes together in the `test-kcr-11.0.15` branch.

@arapte Can you review to confirm that the backport was done cleanly?

-------------

PR: https://git.openjdk.java.net/jfx11u/pull/77