Bug 255960

Summary: Async scrolling on Mac creates implicit CA transactions
Product: WebKit Reporter: Matt Woodrow <mattwoodrow>
Component: Layout and RenderingAssignee: Matt Woodrow <mattwoodrow>
Status: RESOLVED FIXED    
Severity: Normal CC: bfulgham, simon.fraser, webkit-bug-importer, zalan
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   

Description Matt Woodrow 2023-04-25 15:58:07 PDT 
RemoteScrollingTreeMac can mutate the layer tree on the scrolling thread, which creates implicit CA transactions. Some clients aren't expecting this, so we should instead create explicit transactions when needed.
Comment 1 Matt Woodrow 2023-04-25 15:58:27 PDT 
<rdar://108174791>
Comment 2 Matt Woodrow 2023-04-25 16:00:04 PDT 
Pull request: https://github.com/WebKit/WebKit/pull/13174
Comment 3 EWS 2023-04-25 21:20:01 PDT 
Committed 263400@main (0c64efa347b9): <https://commits.webkit.org/263400@main>

Reviewed commits have been landed. Closing PR #13174 and removing active labels.