All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=709928

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg_NGMswsM


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

android-webview-nexus6

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8982709636627957312

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

Bisect Details
  Configuration: android_webview_nexus6_aosp_perf_bisect
  Benchmark    : service_worker.service_worker
  Metric       : page_load_1st_speed_index/page_load_1st_speed_index

Revision             Result                  N
chromium@462278      980.857 +- 122.463      21      good
chromium@462744      984.238 +- 153.842      21      bad

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

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8982709636627957312

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5811416101027840


| O O | Visit http://www.chromium.org/developers/speed-infra/perf-bug-faq
|  X  | for more information addressing perf regression bugs. For feedback,
| / \ | file a bug with component Speed>Bisection.  Thank you!

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8982576129787946640

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

Bisect Details
  Configuration: android_webview_nexus6_aosp_perf_bisect
  Benchmark    : service_worker.service_worker
  Metric       : page_load_1st_speed_index/page_load_1st_speed_index

Revision             Result                  N
chromium@462278      973.786 +- 98.5763      21      good
chromium@462744      982.548 +- 116.75       21      bad

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

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8982576129787946640

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5811416101027840


| O O | Visit http://www.chromium.org/developers/speed-infra/perf-bug-faq
|  X  | for more information addressing perf regression bugs. For feedback,
| / \ | file a bug with component Speed>Bisection.  Thank you!

The result of reference started at the same point.
That means there was an infrastructure change at this point.
https://chromeperf.appspot.com/group_report?bug_id=709928