Jason Tedor a6c4234575 Add early-access check
The OpenJDK project provides early-access builds of upcoming
releases. These early-access builds are not suitable for
production. These builds sometimes end up on systems due to aggressive
packaging (e.g., Ubuntu). This commit adds a bootstrap check to ensure
these early-access builds are not being used in production.

Relates #23743
2017-03-24 14:52:50 -04:00
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