Guard ensureScrollValueMonitoring against popup blockers overriding document.createEvent()#7621

Merged

gaearon merged 1 commit intofacebook:masterfrom Andarist:anti-popup-blocker-fix

Aug 31, 2016

+30-2

Commits on Aug 31, 2016

Guarded ensureScrollValueMonitoring against some malicious script on the Internet overriding native document.createEvent (fixes #6887 )
Andarist
committed