SharedBuffer::DataSegment is const data and never change is size and content after creation. Shrink the passed vector before assigning to member variable to save space.
Created attachment 390288 [details] PATCH
Comment on attachment 390288 [details] PATCH r=me
Comment on attachment 390288 [details] PATCH Clearing flags on attachment: 390288 Committed r256223: <https://trac.webkit.org/changeset/256223>
All reviewed patches have been landed. Closing bug.
<rdar://problem/59328015>