So the space size requested is closer to actual task size.
Created attachment 380038 [details] Patch
Comment on attachment 380038 [details] Patch r=me
Comment on attachment 380038 [details] Patch Clearing flags on attachment: 380038 Committed r250666: <https://trac.webkit.org/changeset/250666>
All reviewed patches have been landed. Closing bug.
<rdar://problem/55955837>