[perf] Fix the naming of a metric.
[perf] Fix the naming of a metric.

Bug: skia:
Change-Id: If7471123d96538fc6cccd44111da14ca1c427f4f
Reviewed-on: https://skia-review.googlesource.com/38724
Reviewed-by: Ben Wagner <3ef7217be91069877d94f7907ce5479000772cd3@google.com>
Commit-Queue: Joe Gregorio <b9cf2471ff6d33504cafe8e6f356b732b2cadced@google.com>

google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot