8159470: Error message for ICCE for MethodHandle constant pool not helpful Summary: Reworded message and added test. Reviewed-by: hseigel, gtriantafill, dholmes

^build/
^dist/
^.idea/
nbproject/private/
^webrev
^.hgtip
^.bridge2
^.jib/
.DS_Store
.metadata/
.recommenders/