Nightly 69.0a1 (2019-06-25)
Windows 10, Mac OS 10.14 and Ubuntu 18.04
Access FF and enter in about:config
Type devtools.responsive.metaViewport.enabled and set the value to "true"
- Open FF and access: https://www.youtube.com/
- Hit Ctrl + Shift + M in order to start Responsive Design Mode.
- Play a video.
- Switch to iPhone 6/7/8 and refresh the page.
- Try to pause the video.
Menu bar should appears and the user is able to pause the video by clicking on pause button or anywhere on the video.
Menu bar does not appears anytime when the user focus the video and cannot pause the video.
The issue is reproducible only with touch simulation enabled.
The issue is reproducible on Galaxy S9/S9+, iPhone 6/7/8, iPhone 6/7/8+, iPhone X/XS.
Not reproducible on Responsive (if the user resize the viewport by drag it), iPad and Kindle.
Remember to refresh the page after each switch between devices.