RFR JDK-8144958: changes by JDK-8142508 seems to have broken jtreg

[Xueming Shen]

Please help review the change for 8144958.

issue: https://bugs.openjdk.java.net/browse/JDK-8144958
webrev: http://cr.openjdk.java.net/~sherman/8144958/

The changeset pushed this morning for 8142508 appears to trigger
jtreg fail on some tests.

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Issue: https://bugs.openjdk.java.net/browse/JDK-8142508
webrev: http://cr.openjdk.java.net/~sherman/8142508/webrev
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To avoid blocking the repository, the proposed changeset is to complete
backout the change for 8142508 while investigating the direct cause.

Thanks,
Sherman