8225478: Make G1CMRootRegions independent of HeapRegions
Summary: Remove dependency of HeapRegion from G1CMRootRegions class
Reviewed-by: tschatzl, kbarrett
^build/
^dist/
^.idea/
nbproject/private/
^webrev
^.src-rev$
^.jib/
\.DS_Store
\.metadata/
\.recommenders/
test/nashorn/script/external
test/nashorn/lib
NashornProfile.txt
.*/JTreport/.*
.*/JTwork/.*
.*/.git/.*