1924204 - Implement check for valid anchor

Status: RESOLVED FIXED

(Core :: Layout: Positioned, enhancement)

Description

[David Shin[:dshin]]

As per spec.

This is important because this guarantees that the anchor element is fully laid out before the query element.

Comment 1

[Jari Jalkanen [:jari]]

Attachment: WIP: Bug 1924204: Implement check for acceptable anchor disregarding scope.

Comment 2

[Jari Jalkanen [:jari]]

Attachment: WIP: Bug 1924204: Actually, why do we assert in the wpt tests?

• This patch will go away, you are seeing it only
  for local pernosco trace reproduction purposes.

Comment 3

[Jari Jalkanen [:jari]]

Attachment: Bug 1924204: Introduce helpers to find the first acceptable anchor. r=#anchor-positioning-reviewers

Comment 4

[Pulsebot]

Pushed by [e-mail]:
https://github.com/mozilla-firefox/firefox/commit/2f67fe5258bb
https://hg.mozilla.org/integration/autoland/rev/a43f86381b07
Introduce helpers to find the first acceptable anchor. r=emilio

Comment 5

[Cosmin Sabou [:CosminS]]

https://hg.mozilla.org/mozilla-central/rev/a43f86381b07