Clean up firefox-locale-bundle and firefox projects
With fennec gone, we don't need firefox-locale-bundle anymore. And there is still mobile related code in the firefox project. The fix for #40029 (closed) missed that.
Edited by Georg Koppen
With fennec gone, we don't need firefox-locale-bundle anymore. And there is still mobile related code in the firefox project. The fix for #40029 (closed) missed that.