Bug 302234 – Web Inspector: Uncaught Exception: TypeError: snapshot.element.toDataURL is not a function. (In 'snapshot.element.toDataURL()', 'snapshot.element.toDataURL' is undefined)

• Status: RESOLVED
• Resolution: FIXED
• Component: Web Inspector

[Devin Rousso]

Uncaught Exception in Web Inspector.

Steps to Reproduce:
1. inspect <https://mdn.github.io/dom-examples/web-workers/offscreen-canvas-worker/>
2. try to do a single-frame recording of the offscreen canvas

Uncaught Exceptions:
-----------------------
 - TypeError: snapshot.element.toDataURL is not a function. (In 'snapshot.element.toDataURL()', 'snapshot.element.toDataURL' is undefined) (at RecordingContentView.js:410:62)
    _generateContentCanvas2D @ RecordingContentView.js:410:62
    imageLoad @ RecordingContentView.js:249:42
-----------------------

Notes:
Inspected URL:        https://mdn.github.io/dom-examples/web-workers/offscreen-canvas-worker/
Loading completed:    true
Frontend User Agent:  Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko)

[Devin Rousso]

Pull request: https://github.com/WebKit/WebKit/pull/53656

[Radar WebKit Bug Importer]

<rdar://problem/164853999>

[EWS]

Committed 303229@main (9b02b96117db): <https://commits.webkit.org/303229@main>

Reviewed commits have been landed. Closing PR #53656 and removing active labels.