Begin organizing b3 tests
Created attachment 375276 [details] Patch
Comment on attachment 375276 [details] Patch r=me.
Comment on attachment 375276 [details] Patch Clearing flags on attachment: 375276 Committed r248098: <https://trac.webkit.org/changeset/248098>
All reviewed patches have been landed. Closing bug.
<rdar://problem/53798974>