RFR: 8281711: Cherry-pick WebKit 613.1 stabilization fixes [v2]

Thu Feb 17 00:04:14 UTC 2022

On Wed, 16 Feb 2022 13:08:04 GMT, Ambarish Rapte <arapte at openjdk.org> wrote:

>> Include additional stabilization fixes of WebKit 613.1
>> Sanity testing did not show any concerns.
>
> Ambarish Rapte has updated the pull request incrementally with one additional commit since the last revision:
> 
>   correct unintentional change

So far all my testing looks good, but I'll finish tomorrow.

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PR: https://git.openjdk.java.net/jfx/pull/733