hg: jdk9/hs/hotspot: 8166663: Simplify oops_on_card_seq_iterate_careful

[kim.barrett at oracle.com]

Changeset: e6e9117c4fec
Author:    kbarrett
Date:      2016-09-26 14:38 -0400
URL:       http://hg.openjdk.java.net/jdk9/hs/hotspot/rev/e6e9117c4fec

8166663: Simplify oops_on_card_seq_iterate_careful
Summary: Remove unnecessary parameter, change return value.
Reviewed-by: tschatzl, mgerdin

! src/share/vm/gc/g1/g1RemSet.cpp
! src/share/vm/gc/g1/heapRegion.cpp
! src/share/vm/gc/g1/heapRegion.hpp