Fix HotSort benchmark and typo

Bug: skia:
Change-Id: I1805a1e08e87a898f6d00ab86daa3fac1d3d5916
Reviewed-on: https://skia-review.googlesource.com/149031
Reviewed-by: Allan MacKinnon <allanmac@google.com>
Commit-Queue: Allan MacKinnon <allanmac@google.com>
Auto-Submit: Allan MacKinnon <allanmac@google.com>
5 files changed