This test times out, even after implementing support for `CanvasRenderingContext2D.createPattern(HTMLVideoElement, x, y);`, due to the fact that we (incorrectly) believe that painting the video element to the canvas context will taint the document origin when GPUP is enabled.
Created attachment 410327 [details] Patch
Patch 410327 does not build
Committed r267888: <https://trac.webkit.org/changeset/267888> All reviewed patches have been landed. Closing bug and clearing flags on attachment 410327 [details].