All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=780228

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=659f32ae67a7103a78ba77ef4b3275d8dcb19e6a71a21ce92c988223ff5dc613


Bot(s) for this bug's original alert(s):

chromium-rel-mac12

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8964184439453159168

=== BISECT JOB RESULTS ===
NO Perf regression found

Bisect Details
  Configuration: mac_10_12_perf_bisect
  Benchmark    : octane
  Metric       : Total/Score

Revision             Result                  N
chromium@512107      35911.6 +- 1300.47      21      good
chromium@512158      36012.0 +- 994.413      21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests octane

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8964184439453159168


For feedback, file a bug with component Speed>Bisection

This recovered.