Currently, when dragging an image in Safari, we notice that the file promise provider specifies the file type as _just_ the extension string (e.g. "png"), when it should be the Universal Type Identifier (UTI) instead (e.g. "public.png"). This needs to be corrected.
rdar://104449116
Pull request: https://github.com/WebKit/WebKit/pull/12043
Committed 262280@main (2db314d62ff0): <https://commits.webkit.org/262280@main> Reviewed commits have been landed. Closing PR #12043 and removing active labels.