Scaled video frames should be resized in letterbox mode, not cropped
<rdar://problem/46576638>
Created attachment 356886 [details] Patch
Created attachment 356893 [details] Patch
Comment on attachment 356893 [details] Patch Clearing flags on attachment: 356893 Committed r239016: <https://trac.webkit.org/changeset/239016>
All reviewed patches have been landed. Closing bug.