[wpt-sync] Sync PR 14708 - [PE] Set GraphicsLayerUpdate bits on the enclosing stacking composited layer.

RESOLVED FIXED in Firefox 67

Status

()

enhancement
P4
normal
RESOLVED FIXED
7 months ago
6 months ago

People

(Reporter: wptsync, Unassigned)

Tracking

unspecified
mozilla67
Points:
---

Firefox Tracking Flags

(firefox67 fixed)

Details

(Whiteboard: [wptsync downstream], )

Sync web-platform-tests PR 14708 into mozilla-central (this bug is closed when the sync is complete).

PR: https://github.com/web-platform-tests/wpt/pull/14708
Details from upstream follow.

Chris Harrelson <chrishtr@chromium.org> wrote:
>  [PE] Set GraphicsLayerUpdate bits on the enclosing stacking composited layer.
>  
>  This ensures that we will paper over any confusions regarding non-stacking
>  composited layers such as as those created by backface-visibility: hidden.
>  
>  Setting the bit on the enclosing stacking layer suffices because any
>  other composited layer must be a stacking child of it, and the
>  kGraphicsLayerUpdateSubtree is used.
>  
>  Bug: 916077
>  
>  Change-Id: I695f9b7a6700e1bed3bc55034916b200a1d7849e
>  Reviewed-on: https://chromium-review.googlesource.com/1394187
>  WPT-Export-Revision: 3e6624725f7d56a5c3befdc974deb9ba0389b58e
PR 14708 applied with additional changes from upstream: 834eac4a68b804a120aae7b43325b0b021b31361
Component: web-platform-tests → CSS Parsing and Computation
Product: Testing → Core
Ran 2 tests
PASS   : 2
Pushed by james@hoppipolla.co.uk:
https://hg.mozilla.org/integration/mozilla-inbound/rev/43074b64fd72
[wpt PR 14708] - [PE] Set GraphicsLayerUpdate bits on the enclosing stacking composited layer., a=testonly
Pushed by james@hoppipolla.co.uk:
https://hg.mozilla.org/integration/mozilla-inbound/rev/5f28520968b1
[wpt PR 14708] - [PE] Set GraphicsLayerUpdate bits on the enclosing stacking composited layer., a=testonly
Status: NEW → RESOLVED
Closed: 6 months ago
Resolution: --- → FIXED
Target Milestone: --- → mozilla67
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