[8u40] RFR(S): 8050022: linux-sparcv9: assert(SharedSkipVerify || obj->is_oop()) failed: sanity check

[Vladimir Kozlov]

Backport request. Changes was pushed into jdk9 week ago. Nighties are fine.
Changes are applied cleanly.

Bug:
https://bugs.openjdk.java.net/browse/JDK-8050022
jdk9 webrev:
http://cr.openjdk.java.net/~morris/JDK-8050022.05
Review thread:
http://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2014-September/015562.html
jdk9 changeset:
http://hg.openjdk.java.net/jdk9/hs-comp/hotspot/rev/ca010d2665ca

Thanks,
Vladimir