IPC stream buffer interface allows creating npot buffer sizes Non-power of two buffer sizes are problematic because the circular buffer algorithm benefits from using power of two buffers.
<rdar://problem/104217729>
Pull request: https://github.com/WebKit/WebKit/pull/8613
Committed 258911@main (b3f9762fcd0a): <https://commits.webkit.org/258911@main> Reviewed commits have been landed. Closing PR #8613 and removing active labels.