1586417 - [wpt-sync] Sync PR 19528 - css-flexbox: fixes for -webkit-box using LayoutFlexibleBox

Status: RESOLVED FIXED

(Core :: Layout, task, P4)

Description

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Sync web-platform-tests PR 19528 into mozilla-central (this bug is closed when the sync is complete).

PR: https://github.com/web-platform-tests/wpt/pull/19528
Details from upstream follow.

Scott Violet <[e-mail]> wrote:

css-flexbox: fixes for -webkit-box using LayoutFlexibleBox

This addresses two problems that triggered CHECKs/use-after-free:

LayoutBlock, for -webkit-box, needs to add children to anonymous
blocks in some cases.

LayoutFlexibleBox should not merge anonymous flex items for
-webkit-box.

BUG=1010706
TEST=none

Change-Id: Ic8cb22f4f031813c1e1447bc23f4bfb930b3caec
Reviewed-on: https://chromium-review.googlesource.com/1838754
WPT-Export-Revision: 1111af4d783121763fddc878ee618d8c192bea95

Comment 1

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Pushed to try https://treeherder.mozilla.org/#/jobs?repo=try&revision=d00524d0be5da1073f8fea0be46de434e41d1aa5

Comment 2

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Pushed to try https://treeherder.mozilla.org/#/jobs?repo=try&revision=7ee4fcef05f86579041dfd8af413f4e46d3657f4

Comment 3

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Pushed to try (stability) https://treeherder.mozilla.org/#/jobs?repo=try&revision=b3a17e1cba7495166973d17e272c8f61c5f37ef2

Comment 4

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Pushed to try https://treeherder.mozilla.org/#/jobs?repo=try&revision=4eb8d51565585a652981adf77415786917d2a106

Comment 5

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Pushed to try (stability) https://treeherder.mozilla.org/#/jobs?repo=try&revision=6a75742d2441aace1d12139a0f9862516dfea5a9

Comment 6

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Pushed to try https://treeherder.mozilla.org/#/jobs?repo=try&revision=34a5ca7e56e4712649bb7dd76f4e40518608f38b

Comment 7

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Pushed to try (stability) https://treeherder.mozilla.org/#/jobs?repo=try&revision=ee0b98073e7ec86be80c66f4fe4e524e63020f3f

Comment 8

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

## GitHub CI Results
wpt.fyi [PR Results](https://wpt.fyi/results/?sha=4e536899cc8235f40b9909f318f0fed33d687ae4&label=pr_head) [Base Results](https://wpt.fyi/results/?sha=4e536899cc8235f40b9909f318f0fed33d687ae4&label=pr_base)

Ran 1 tests and 1 subtests

### Firefox
  OK  : 1
  PASS: 1

### Chrome
  OK  : 1
  PASS: 1

### Safari
  OK  : 1
  PASS: 1

## Gecko CI Results

Ran 1 tests and 1 subtests
  OK     : 1
  PASS   : 1

Comment 9

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/mozilla-inbound/rev/a504da511737
[wpt PR 19528] - css-flexbox: fixes for -webkit-box using LayoutFlexibleBox, a=testonly

Comment 10

[Andrei Ciure[:aciure]]

https://hg.mozilla.org/mozilla-central/rev/a504da511737