A lot of following message are issued since r223328 (Bug 178273) in all ports.
> Can't stat WebCore/animation: No such file or directory
Created attachment 323864 [details]
Comment on attachment 323864 [details]
Clearing flags on attachment: 323864
Committed r223338: <https://trac.webkit.org/changeset/223338>
All reviewed patches have been landed. Closing bug.