Bug 219447

Summary: REGRESSION (r268075): Animations at the top of https://browserbench.org/JetStream/ are very slow
Product: WebKit Reporter: Simon Fraser (smfr) <simon.fraser>
Component: AnimationsAssignee: Simon Fraser (smfr) <simon.fraser>
Status: RESOLVED FIXED    
Severity: Normal CC: dino, graouts, sabouhallawa, sam, simon.fraser, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: Safari Technology Preview   
Hardware: Unspecified   
OS: Unspecified   
URL: https://browserbench.org/JetStream/
See Also: https://bugs.webkit.org/show_bug.cgi?id=216726
Attachments:
Description Flags
Testcase
none
Patch none

Description Simon Fraser (smfr) 2020-12-02 12:00:31 PST 
When https://browserbench.org/JetStream/ loads it shows an animation at the top. That animation is very slow on TOT (it's better in older builds).
Comment 1 Radar WebKit Bug Importer 2020-12-02 12:00:58 PST 
<rdar://problem/71905013>
Comment 2 Simon Fraser (smfr) 2020-12-02 12:06:40 PST 
rdar://problem/71905123
Comment 3 Simon Fraser (smfr) 2020-12-03 10:11:01 PST 
Created attachment 415310 [details]
Testcase

This is about animations in SVG images in CSS backgrounds
Comment 4 Simon Fraser (smfr) 2020-12-03 10:12:25 PST 
CSS animations in SVG images
Comment 5 Simon Fraser (smfr) 2020-12-05 12:44:39 PST 
Created attachment 415495 [details]
Patch
Comment 6 EWS 2020-12-05 18:47:30 PST 
Committed r270480: <https://trac.webkit.org/changeset/270480>

All reviewed patches have been landed. Closing bug and clearing flags on attachment 415495 [details].