1554214 - [wpt-sync] Sync PR 16998 - Freezing on load.

Status: RESOLVED FIXED

(Testing :: web-platform-tests, defect, P4)

Description

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

Sync web-platform-tests PR 16998 into mozilla-central (this bug is closed when the sync is complete).

PR: https://github.com/web-platform-tests/wpt/pull/16998
Details from upstream follow.

Dave Tapuska <[e-mail]> wrote:

Freezing on load.

In change https://crrev.com/0daefdcf34ba9a8c21ab907b2159c5652169a45b
caused a dcheck failure occasionally because of an implicit open of a
document inside an implicit close while running the
wpt/html/webappapis/dynamic-markup-insertion/opening-the-input-stream/abort-while-navigating.window.html
wpt test.

See: https://chromium-swarm.appspot.com/task?id=44fb7387f8411e10
for the failure.

https://chromium-review.googlesource.com/c/chromium/src/+/1628499
reverted the original code so this is a reland of some of that code.

Because of the complexity of that value use a simpler
approach and use the Frame::IsLoading attribute instead which doesn't
exhibit these cycles.

BUG=907125

Change-Id: Ifb805cf8ab90b6a228f47d88cb2ee872d9a21239

Reviewed-on: https://chromium-review.googlesource.com/1626956
WPT-Export-Revision: 30ad3defb89b763b3d9a65bdcb91dd4348c65b61

Comment 1

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/mozilla-inbound/rev/53bf42901f47
[wpt PR 16998] - Freezing on load., a=testonly

Comment 2

[Arthur Iakab [arthur_iakab]]

https://hg.mozilla.org/mozilla-central/rev/53bf42901f47