hg: jdk9/hs-gc/hotspot: 8068036: assert(is_available(index)) failed in G1 cset

[thomas.schatzl at oracle.com]

Changeset: 3f138457d7e6
Author:    tschatzl
Date:      2014-12-22 16:49 +0100
URL:       http://hg.openjdk.java.net/jdk9/hs-gc/hotspot/rev/3f138457d7e6

8068036: assert(is_available(index)) failed in G1 cset
Summary: Some verification code iterated over the heap using the region mapping array. This is not allowed. Changed to use the regular iteration method with closure.
Reviewed-by: jwilhelm, brutisso

! src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
! src/share/vm/gc_implementation/g1/g1CollectedHeap.hpp