perf: Fix ct ingestion
perf: Fix ct ingestion

BUG=skia:

Review URL: https://codereview.chromium.org/1525683002

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