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Issue 833820 link

Starred by 1 user
Status: Duplicate
Merged: issue 836230
Owner: ----
Closed: May 2018
Cc:
nyerramilli@chromium.org
rbasuvula@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Mac
Pri: 2
Type: Bug



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Black patch appears while loading the page.

Reported by vku...@etouch.net, Apr 17 2018 
Chrome Version: 66.0.3359.117 (Official Build)Revision 7f59c28e25283df88e0c6ac8d8b2551d8c6ad93b-refs/branch-heads/3359@{#723}(64 bit)
OS: Mac(10.12.6, 10.13.1, 10.13.5)

What steps will reproduce the problem?
(1)Launch chrome and open NTP,navigate to http://media.tojicode.com/q3bsp/
(2)After loading the page navigate to https://www.quirksmode.org/html5/tests/video.html and observe the page while loading.


Actual: Black patch appears while loading the page.

Expected: No such black patch should be seen while loading the page.

This is a Non-regression issue seen from 'M60' series i.e 60.0.3072.0

Note : 
1.Issue is also observed on Canary #68.0.3398.0, Dev #67.0.3393.4 and Beta #66.0.3359.106 builds.
2.Issue not seen on Windows(7,8,8.1,10) & Linux(14.04 LTS) OS
Actual.mov
1.3 MB View Download

Comment 1 by rbasuvula@chromium.org, Apr 17 2018

Status: Untriaged (was: Unconfirmed)
As this being a Non-Regression issue, changing the status to Untriaged so that the issue would get addressed.

Thank You!

Comment 2 by dtapu...@chromium.org, Apr 17 2018

Components: -Blink>HTML -Blink Blink>Paint

Comment 3 by schenney@chromium.org, Apr 17 2018

Components: -Blink>Paint Internals>GPU
When exiting WebGL on the Mac we apparently show a block screen. I'm not sure why this is a bug at all - it's no worse than showing white and probably better.

No idea where to send this, but I suspect it's related to GPU or compositing.

Comment 4 by khushals...@chromium.org, May 4 2018

Mergedinto: 836230
Status: Duplicate (was: Untriaged)
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