RFR: 8089913: CSS styling problem with Slider pseudo classes

[Jeanette Winzenburg]

On Wed, 3 Mar 2021 14:35:24 GMT, Kevin Rushforth <kcr at openjdk.org> wrote:

>> The Slider control does not have the ":horizontal" CSS pseudo-class set by default. The pseudo-class is only set once the "orientation" property is changed. This PR fixes that.
>
> @mstr2 can you enable pre-submit testing for your repo as indicated the Checks section? You might need to then push a new (empty) commit to your branch in order to trigger the tests to run.

side note: there might be a similar issue in other controls, f.i. the pseudoState of ListView orientation doesn't seem to be initialized

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PR: https://git.openjdk.java.net/jfx/pull/413