RFR: 8245601: [TESTBUG] Disable TabPaneDragPolicyTest on Mac until JDK-8213136 is fixed and fix ISE

Sat May 23 14:29:03 UTC 2020

On Fri, 22 May 2020 13:21:45 GMT, Ambarish Rapte <arapte at openjdk.org> wrote:

> The reordering tests in TabPaneDragPolicyTest fail only fails on Mac. It may be a a product issue which is tracked by
> [JDK-8213136](https://bugs.openjdk.java.net/browse/JDK-8213136). This PR disables the 4 reordering test on Mac
> platform. And fixes an Exception, Please check the JBS for exception.

Marked as reviewed by kcr (Lead).

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PR: https://git.openjdk.java.net/jfx/pull/234