* Clarify the fResizeThreshold logic and remove the comment.
* Rename "count" constructor argument to "blockSize", as this is
what it actually does.
No functional change intended.
Change-Id: I993bf0e695f47da181e9fb50b9a964edfd4a0adc
Reviewed-on: https://review.haiku-os.org/c/haiku/+/8629
Reviewed-by: waddlesplash <[email protected]>