1441191 - [Accessibility tool] Accessibility feature is wrongly enabled when refreshing the page

Status: VERIFIED FIXED

(DevTools :: Accessibility Tools, defect)

Description

[Carmen Fat [:cfat] - Ecosystem QA]

Attachment: refresh enables accessibility.gif

[Affected versions]:
- Nightly 60.0a1

[Affected Platforms]:
- All Windows
- All Linux
- All Mac

[Prerequisites]:
- Have the latest try build 60.0a1 from (2018-02-23) installed.
- Accessibility tab is activated.

[Steps to reproduce]:
1. Open the browser and open a new tab.
2. Press "F12" and click on the "Accessibility" tab.
3. Press "F5" key (or click the "Reload Current Page" button).
4. Observe the Accessibility tab.

[Expected result]:
- "Accessibility" feature remains disabled.

[Actual result]:
- "Accessibility" feature is enabled.

[Notes]:
- If clicking the "ON" button, the Accessibility feature is blocked into an infinite disabling loop. 
- Attached a screen recording of the issue.

Comment 1

[Yura Zenevich [:yzen] (please use "needinfo")]

I believe this will be fixed with the newest nightly.

Comment 2

[Timea Cernea [:tbabos][inactive]]

On the latest Firefox Nightly (Build ID: 20180426220144) the issue cannot be reproduced on Mac OS X 10.12, Windows 10 x64 and Ubuntu 16.04 x64, thus I will close the issue as VERIFIED FIXED.