8196218: [linux] libfontmanager should be linked against headless awt library
Summary: Also remove linker flags filtering (technical dept).
Reviewed-by: prr, erikj
^build/
^dist/
^.idea/
nbproject/private/
^webrev
^.src-rev$
^.jib/
\.DS_Store
\.metadata/
\.recommenders/
test/nashorn/script/external
test/nashorn/lib
NashornProfile.txt
.*/JTreport/.*
.*/JTwork/.*