/.
/usr
/usr/lib
/usr/lib/firefox
/usr/lib/firefox/distribution
/usr/lib/firefox/distribution/extensions
/usr/lib/firefox/distribution/extensions/langpack-en-CA@firefox.mozilla.org.xpi
/usr/lib/firefox/distribution/extensions/langpack-en-GB@firefox.mozilla.org.xpi
/usr/share
/usr/share/doc
/usr/share/doc/firefox-locale-en
/usr/share/doc/firefox-locale-en/changelog.gz