Bug 260674

Summary: Support sending displayDidRefresh at DisplayLink update with site isolation
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 2023-08-24 14:12:53 PDT 
We currently always send displayDidRefresh for subframes immediately, instead of waiting for the next DisplayLink update.

We should be able to keep a set of remote frames that are ready, and send a displayDidRefresh for each of them when the next DisplayLink update happens.
Comment 1 Radar WebKit Bug Importer 2023-08-24 14:13:04 PDT 
<rdar://problem/114402070>
Comment 2 Matt Woodrow 2023-08-24 14:16:50 PDT 
Pull request: https://github.com/WebKit/WebKit/pull/17036
Comment 3 EWS 2023-08-25 02:07:30 PDT 
Committed 267270@main (f754a3da5ae0): <https://commits.webkit.org/267270@main>

Reviewed commits have been landed. Closing PR #17036 and removing active labels.