8191504: [TESTBUG] CDSTestUtils.isUnableToMap() should check OptionalData region mapping failure Summary: Check all regions for mapping failure in CDSTestUtils.isUnableToMap(). Reviewed-by: iklam, ccheung, mseledtsov

^build/
^dist/
^.idea/
nbproject/private/
^webrev
^.src-rev$
^.jib/
\.DS_Store
\.metadata/
\.recommenders/
test/nashorn/script/external
test/nashorn/lib
NashornProfile.txt