All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=696851

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxKyTxAgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxKu9_ggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxNyc-QsM


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

android-nexus5X

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8986451386795346016

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8986193247798166912

Started a new bisect, now that bots are up and running again:
https://chromeperf.appspot.com/buildbucket_job_status/8986193247798166912

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8986172418708838576

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8986172316929063328

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8986119669846765856

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

Bisect Details
  Configuration: android_nexus5X_perf_bisect
  Benchmark    : media.android.tough_video_cases
  Metric       : seek/smpte_3840x2160_60fps_vp9.webm_seek_warm

Revision             Result                  N
chromium@451852      1632.32 +- 177.646      20      good
chromium@452965      1651.26 +- 255.411      21      bad

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

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8986119669846765856

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5893359450718208


| 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/8985638930843764512

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8982592693915742672

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8982584615642899680

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8982580280556701920

It seems as though the tests are just very flaky. The results vary wildly from day to day.