http://variety.com/2014/tv/news/chiles-version-of-modern-family-facing-unique-set-of-obstacles-1201217834/

That’s because Chile is deeply conservative, and gay marriage and gays adopting are illegal. Producers also had to change the Gloria character because “Gloria” types are very common in Latin America.
Read more at http://www.hitfix.com/tv-tattle/1#hmobqk4ztC8zoZA2.99