Update text blob benchmark to reflect reality

w/ mtklein suggestions

Change-Id: Ifd7310ad71020c23514c663a0671400112b04e75
Reviewed-on: https://skia-review.googlesource.com/145824
Commit-Queue: Mike Klein <mtklein@google.com>
Commit-Queue: Herb Derby <herb@google.com>
Reviewed-by: Herb Derby <herb@google.com>
Auto-Submit: Herb Derby <herb@google.com>
1 file changed