hg: jdk8u/jdk8u-dev/hotspot: 8030680: 292 cleanup from default method code assessment

[shade at redhat.com]

Changeset: e6a26331730f
Author:    acorn
Date:      2015-05-08 14:00 -0400
URL:       https://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/e6a26331730f

8030680: 292 cleanup from default method code assessment
Summary: small code improvements for increased robustness
Reviewed-by: acorn, coleenp
Contributed-by: michael.haupt at oracle.com

! src/share/vm/oops/klassVtable.cpp
! src/share/vm/prims/methodHandles.cpp