Account for the changes Mozilla to support localized default bookmarks
(see: https://bugzilla.mozilla.org/show_bug.cgi?id=1235107).
Currently, Tor Browser uses the same bookmarks for all locales.

tor-browser-bundle.git author: Kathy Brade <brade@pearlcrescent.com>
tor-browser-bundle.git commit: 57f088b981a0292d5370b3c56c6d7e5a18f95aca