hg: openjfx/8u-dev/rt: 8185970: Possible crash due to use-after-free

[murali.billa at oracle.com]

Changeset: 9072b92a4353
Author:    mbilla
Date:      2017-08-14 10:34 +0530
URL:       http://hg.openjdk.java.net/openjfx/8u-dev/rt/rev/9072b92a4353

8185970: Possible crash due to use-after-free
Reviewed-by: ghb, arajkumar

! modules/web/src/main/native/Source/JavaScriptCore/runtime/Options.cpp