So I just noticed my Chrome was infected by "AdultTubeNoAds", a browser hijacking extension. See if you have any weird ones that say "Installed by enterprise policy" and can't be removed by the extensions manager. They beg for eradication
Removal guide:
http://malwaretips.com/blogs/installed-enterprise-policy-removal/
Enjoy
Removal guide:
http://malwaretips.com/blogs/installed-enterprise-policy-removal/
Enjoy