fix(EventBus): Fix faulty logic for `off`, caused by #1774
Created by: justinanastos
Caused by #1774 , hopefully fixes #1889 (closed)
Based on https://github.com/Dash-Industry-Forum/dash.js/pull/1774#issuecomment-296976290
Created by: justinanastos
Caused by #1774 , hopefully fixes #1889 (closed)
Based on https://github.com/Dash-Industry-Forum/dash.js/pull/1774#issuecomment-296976290