package-root doesn't seem to be copying ./usr into the root. It should, at least to pick up WTF headers.
Not my most favorite tool in the world but this is a temporary measure because this root is used for shoving into the SDK.
Created attachment 222613 [details] Patch
Comment on attachment 222613 [details] Patch Thanks -
Comment on attachment 222613 [details] Patch Clearing flags on attachment: 222613 Committed r163084: <http://trac.webkit.org/changeset/163084>
All reviewed patches have been landed. Closing bug.