RFR: 8269967: JavaFX should fail fast on macOS below minimum version [v2]

[Ambarish Rapte]

On Fri, 9 Jul 2021 13:19:20 GMT, Kevin Rushforth <kcr at openjdk.org> wrote:

>> This PR implements a version check in the JavaFX runtime initialization code on macOS to ensure that the platform is running a version of macOS that is at or above the minimum version. If the platform is below the specified minimum, the JavaFX initialization code throws an exception.
>> 
>> The minimum version is passed from the `mac.gradle` file to the Mac glass code as a pair of build time constants, which are compared at runtime to the platform version.
>> 
>> Notes to reviewers:
>> 
>> * In case anyone is interested, the first commit has some debug logging which will print the minimum version and the detected platform version. I removed them with the second commit.
>
> Kevin Rushforth has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Move version check to beginning of initIDs

Marked as reviewed by arapte (Reviewer).

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PR: https://git.openjdk.java.net/jfx/pull/567