perf: Add new ingester for ct 10k results.
perf: Add new ingester for ct 10k results.

BUG=skia:4689

Review URL: https://codereview.chromium.org/1524833002

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