[w3c/permissions] Add garbage collection for PermissionStatus (#256)

closes #170 

The following tasks have been completed:

 * [ ] Modified Web platform tests (link)

Implementation commitment:

 * [ ] WebKit (link to issue)
 * [ ] Blink (link to issue)
 * [ ] Gecko (link to issue)

CC @smaug----


<!--
    This comment and the below content is programatically generated.
    You may add a comma-separated list of anchors you'd like a
    direct link to below (e.g. #idl-serializers, #idl-sequence):

    Don't remove this comment or modify anything below this line.
    If you don't want a preview generated for this pull request,
    just replace the whole of this comment's content by "no preview"
    and remove what's below.
-->
***
<a href="https://pr-preview.s3.amazonaws.com/w3c/permissions/pull/256.html" title="Last updated on Jul 28, 2021, 6:17 AM UTC (d1a881d)">Preview</a> | <a href="https://pr-preview.s3.amazonaws.com/w3c/permissions/256/3af5370...d1a881d.html" title="Last updated on Jul 28, 2021, 6:17 AM UTC (d1a881d)">Diff</a>
You can view, comment on, or merge this pull request online at:

  https://github.com/w3c/permissions/pull/256

-- Commit Summary --

  * Add garbage collection for PermissionStatus

-- File Changes --

    M index.bs (14)

-- Patch Links --

https://github.com/w3c/permissions/pull/256.patch
https://github.com/w3c/permissions/pull/256.diff

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/w3c/permissions/pull/256