1413208 - The extension's raw address is displayed in the URL bar if the extension is disabled/uninstalled

Status: RESOLVED DUPLICATE of bug 1399655

(WebExtensions :: Frontend, defect)

Description

[CosminB]

Attachment: NewTab.zip

[Affected versions]:
- Firefox 58.0a1 (2017-10-30)
- Firefox 57.0b13 (20171030163911)
- Firefox 56.0.2 (20171024165158)

[Affected platforms]:
- Windows 7 64-bit
- Mac OS X 10.13

[Steps to reproduce]:
1.Install the following extensions:
https://addons.mozilla.org/en-US/firefox/addon/momentumdash/?src=search 
2.Open some new tabs.
3.Disable/Uninstall the extension.
4.Observe the opened tabs.

[Expected results]:
- The raw address of the extension is not displayed in the URL bar and the new tab is working as expected.

[Actual results]:
- The raw address of the extension is displayed across the opened tabs.
- Refreshing or restarting the web page will not have any effect.

Please see the attached video and logs.

Comment 1

[Andy McKay]

When its disabled or uninstalled, the check against the installed add-on fails and the URL shows up. I'm not too concerned about that, the add-on is gone the special privileges it has are gone. We should probably be closing those pages and so I'm duping that part of to bug 1399655.