8181757: NonNMethod heap in segmented CodeCache is not scanned in some cases 8171365: nsk/jvmti/scenarios/events/EM04/em04t001: many errors for missed events Reviewed-by: thartmann, kvn

^build/
^dist/
^.idea/
nbproject/private/
^webrev
^.src-rev$
^.jib/
.DS_Store
.metadata/
.recommenders/