Code Review Request For JDK-8090866: Mac GL APIs do not need to be looked up

[Chien Yang]

Hi Kevin,

Please review the proposed fix.
JIRA: https://bugs.openjdk.java.net/browse/JDK-8090866
webrev: http://cr.openjdk.java.net/~ckyang/JDK-8090866/webrev.00/

Thanks,
- Chien