Closed Bug 1572747 Opened 3 months ago Closed 3 months ago

[wpt-sync] Sync PR 18342 - Make backdrop-filter a containing block for fixed/absolute

Categories

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

task

Tracking

()

RESOLVED FIXED
mozilla70
Tracking Status
firefox70 --- fixed

People

(Reporter: wptsync, Unassigned)

References

()

Details

(Whiteboard: [wptsync downstream])

Sync web-platform-tests PR 18342 into mozilla-central (this bug is closed when the sync is complete).

PR: https://github.com/web-platform-tests/wpt/pull/18342
Details from upstream follow.

Mason Freed <masonfreed@chromium.org> wrote:

Make backdrop-filter a containing block for fixed/absolute

Prior to this CL, the behavior of backdrop-filter did not match
the spec. According to [1], backdrop-filter creates a containing
block for fixed and absolute positioned elements. Now, it does.

[1] https://drafts.fxtf.org/filter-effects-2/#backdrop-filter-operation

Bug: 991678
Change-Id: I7a1140929e12e55097a3d2bcad2dbd63ea61a0b5
Reviewed-on: https://chromium-review.googlesource.com/1745587
WPT-Export-Revision: e5be3cd6a7a4cc5ea0d797755ef09ecc91ea508f

Component: web-platform-tests → CSS Parsing and Computation
Product: Testing → Core
Ran 1 tests
FAIL   : 1

New tests that have failures or other problems:
/css/filter-effects/backdrop-filter-containing-block.html: FAIL
Pushed by wptsync@mozilla.com:
https://hg.mozilla.org/integration/mozilla-inbound/rev/35851bbd834f
[wpt PR 18342] - Make backdrop-filter a containing block for fixed/absolute, a=testonly
https://hg.mozilla.org/integration/mozilla-inbound/rev/2391aec40f5d
[wpt PR 18342] - Update wpt metadata, a=testonly
Status: NEW → RESOLVED
Closed: 3 months ago
Resolution: --- → FIXED
Target Milestone: --- → mozilla70
You need to log in before you can comment on or make changes to this bug.