ImageDiff should usually be built for the platform of the machine doing the building, not the target SDK.
<rdar://problem/35376244>
<rdar://problem/35376237>
Created attachment 326166 [details] Patch
Comment on attachment 326166 [details] Patch Clearing flags on attachment: 326166 Committed r224518: <https://trac.webkit.org/changeset/224518>
All reviewed patches have been landed. Closing bug.