Created attachment 8814530 [details]
User Agent: Mozilla/5.0 (X11; Linux x86_64; rv:51.0) Gecko/20100101 Firefox/51.0
Build ID: 20161124073320
Steps to reproduce:
1. Open the following URL
2. Click on Start
3. Click Share Selected Devices in permissions
4. Click Call
5. Click Hang Up
6. Refresh page
All the 3 buttons ( Start, Call, Hang Up) are diabled
Start button should be clickable and should ask for the required permissions
Workaround: Click on the URL bar and press enter.
Dupe of bug 1320615?
No, I have noticed this before, I am not sure if it is a problem or something else. I will ask later on IRC when everyone is on board.
Known issue. The JS code should explicitly set the disable state when it sets the default state of the other buttons.
*** This bug has been marked as a duplicate of bug 654072 ***