Bug 262856

Summary:	[UnifiedPDF] Fix layer hierarchy for plugins that are hosted via GraphicsLayers
Product:	WebKit	Reporter:	Simon Fraser (smfr) <simon.fraser>
Component:	PDF	Assignee:	Simon Fraser (smfr) <simon.fraser>
Status:	RESOLVED FIXED
Severity:	Normal	CC:	simon.fraser, thorton, webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	WebKit Local Build
Hardware:	Unspecified
OS:	Unspecified

Description Simon Fraser (smfr) 2023-10-07 21:01:36 PDT

Fix the layer hosting added in 269029@main to make plugins more similar to iframes.

Comment 1 Radar WebKit Bug Importer 2023-10-07 21:01:50 PDT

<rdar://problem/116635683>

Comment 2 Simon Fraser (smfr) 2023-10-07 21:10:21 PDT

Pull request: https://github.com/WebKit/WebKit/pull/18821

Comment 3 EWS 2023-10-08 18:20:25 PDT

Committed 269063@main (6f0db138bd4a): <https://commits.webkit.org/269063@main>

Reviewed commits have been landed. Closing PR #18821 and removing active labels.