Bug 192448

Summary:	DisplayRefreshMonitor should have a timer fallback
Product:	WebKit	Reporter:	Ryosuke Niwa <rniwa>
Component:	Layout and Rendering	Assignee:	Nobody <webkit-unassigned>
Status:	NEW
Severity:	Normal	CC:	aperez, bfulgham, dino, graouts, pvollan, simon.fraser, thorton, webkit-bug-importer, zalan
Priority:	P2	Keywords:	InRadar
Version:	WebKit Nightly Build
Hardware:	Unspecified
OS:	Unspecified

Ryosuke Niwa

Reported 2018-12-05 19:34:29 PST

When WebView is off-screen, [NSWindow screen] is nil. In those cases, DisplayRefreshMonitor should fallback to using a timer.

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Simon Fraser (smfr)

Comment 1 2018-12-05 19:39:27 PST

Also DRT/WTR always have offscreen windows, so we never test real rAF. We should fake the screen somehow.

Radar WebKit Bug Importer

Comment 2 2018-12-05 20:03:32 PST

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