[Xcode] Add SDKVariant.xcconfig to various Xcode projects
Created attachment 362535 [details] Patch
Note that there are important steps to take when updating ANGLE. See http://trac.webkit.org/wiki/UpdatingANGLE
Created attachment 362537 [details] Patch
Comment on attachment 362537 [details] Patch Clearing flags on attachment: 362537 Committed r241841: <https://trac.webkit.org/changeset/241841>
All reviewed patches have been landed. Closing bug.
<rdar://problem/48252406>