/usr/share/texlive/texmf-dist/fonts/map/ is in texlive-generic-recommended 2015.20160320-1ubuntu0.1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/texlive/texmf-dist/fonts/map/fontname/
/usr/share/texlive/texmf-dist/fonts/map/fontname/adobe.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/apple.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/bitstrea.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/dtc.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/itc.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/linot-cd.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/linotype-cd.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/linotype.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/monotype.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/skey1250.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/skey1555.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/softkey-1250.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/softkey-1555.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/softkey.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/special.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/supplier.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/texfonts.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/typeface.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/urw.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/variant.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/weight.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/width.map
/usr/share/texlive/texmf-dist/fonts/map/fontname/yandy.map