Remove dead code.
Remove dead code.


Former-commit-id: df9e691b257e64293c53e9e18b785fe5546f3222
eggpi/citationhunt,eggpi/citationhunt,eggpi/citationhunt,guilherme-pg/citationhunt,guilherme-pg/citationhunt,eggpi/citationhunt,guilherme-pg/citationhunt,guilherme-pg/citationhunt