Bug 246783

Summary:	Throw a DataCloneError when attempting to serialize an ImageBitmap without the origin-clean flag.
Product:	WebKit	Reporter:	Matt Woodrow <mattwoodrow>
Component:	Canvas	Assignee:	Matt Woodrow <mattwoodrow>
Status:	RESOLVED FIXED
Severity:	Normal	CC:	dino, webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	WebKit Nightly Build
Hardware:	Unspecified
OS:	Unspecified

Description Matt Woodrow 2022-10-19 17:27:58 PDT

The HTML spec expects us to reject serialization/transfer of ImageBitmaps that don't have the origin-clean flag, rather
than tansferring them and tainting any <canvas> elements they get drawn to.

Comment 1 Matt Woodrow 2022-10-19 17:28:10 PDT

<rdar://problem/100901435>

Comment 2 Matt Woodrow 2022-10-19 17:31:24 PDT

Pull request: https://github.com/WebKit/WebKit/pull/5571

Comment 3 EWS 2022-10-22 12:01:39 PDT

Committed 255882@main (ad6383440b73): <https://commits.webkit.org/255882@main>

Reviewed commits have been landed. Closing PR #5571 and removing active labels.