User Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:52.0) Gecko/20100101 Firefox/52.0 Build ID: 20170303012758
Behaves like the simulation. Issue RESOLVED FIXED in firefox 52.0+build2-0ubuntu0.16.04.1.
User Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:52.0) Gecko/20100101 Firefox/52.0
Build ID: 20170303012758
Behaves like the simulation. Issue RESOLVED FIXED in firefox 52.0+build2- 0ubuntu0. 16.04.1.