Closed Bug 1467656 Opened 6 years ago Closed 6 years ago

[wpt-sync] Sync PR 11392 - Correctly detect when a multicol descendant becomes or ceases to be a containing block.

Categories

(Core :: CSS Parsing and Computation, enhancement, P4)

Product:
Core
Component:
CSS Parsing and Computation
Type:
enhancement

Tracking

()

Status:
RESOLVED FIXED
Milestone:
mozilla63
Tracking Flags:
Tracking Status
firefox63 --- fixed

People

(Reporter: mozilla.org, Unassigned)

References

(
URL
)

Details

(Whiteboard: [wptsync downstream]) 

Sync web-platform-tests PR 11392 into mozilla-central (this bug is closed when the sync is complete).

PR: https://github.com/web-platform-tests/wpt/pull/11392
Details from upstream follow.

Morten Stenshorne <mstensho@chromium.org> wrote:
>  Correctly detect when a multicol descendant becomes or ceases to be a containing block.
>  
>  When a descendant of a multicol container becomes a containing block for
>  out-of-flow positioned objects, or ceases to be one, out-of-flow
>  positioned children may become or cease to be a part of the
>  fragmentation context.
>  
>  We didn't detect this correctly. We only checked for transforms (in
>  addition to position:relative). Make sure we check for filters too, now
>  that those also establish containing blocks.
>  
>  Bug: 847328
>  Change-Id: I7ab47860bb8d9f8d9b0256b25e1123c34f73e8f4
>  
>  Reviewed-on: https://chromium-review.googlesource.com/1089336
>  WPT-Export-Revision: 4dca0c6f6ad74a71445922d230154f14f32a8a6c
Component: web-platform-tests → CSS Parsing and Computation
Product: Testing → Core
Ran 1 tests and 1 subtests
OK     : 1
PASS   : 1
Pushed by james@hoppipolla.co.uk:
https://hg.mozilla.org/integration/mozilla-inbound/rev/fc06c6dd1dad
[wpt PR 11392] - Correctly detect when a multicol descendant becomes or ceases to be a containing block., a=testonly
Pushed by archaeopteryx@coole-files.de:
https://hg.mozilla.org/integration/mozilla-inbound/rev/cc3bfa318ea9
[wpt PR 11392] - Correctly detect when a multicol descendant becomes or ceases to be a containing block., a=testonly
https://hg.mozilla.org/mozilla-central/rev/cc3bfa318ea9
Status: NEW → RESOLVED
Closed: 6 years ago
status-firefox63: --- → fixed
Resolution: --- → FIXED
Target Milestone: --- → mozilla63
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