All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=727508

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDghrfcvgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDghoX_uwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDghpS4pwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg-ompjwoM


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

android-nexus5
android-nexus7v2

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8978194737249941312

=== BISECT JOB RESULTS ===
Perf regression found with culprit

Suspected Commit
  Author : bcwhite
  Commit : 9963f7ea173756bc0b8014ed0dcd9bd48a6d3598
  Date   : Wed May 24 20:52:36 2017
  Subject: Added support for 'spare' file that can be used at startup.

Bisect Details
  Configuration: android_nexus7_perf_bisect
  Benchmark    : media.android.tough_video_cases_tbmv2
  Metric       : cpu_time_percentage_avg/video.html?src_tulip2.ogg_type_audio_seek
  Change       : 17.09% | 0.571988122892 -> 0.669746578047

Revision             Result                     N
chromium@474412      0.571988 +- 0.0971603      6      good
chromium@474413      0.617873 +- 0.0488639      6      good
chromium@474414      0.681902 +- 0.0527998      6      bad       <--
chromium@474415      0.665856 +- 0.0477171      6      bad
chromium@474417      0.678533 +- 0.039372       6      bad
chromium@474421      0.668497 +- 0.0526976      6      bad
chromium@474429      0.666121 +- 0.0302347      6      bad
chromium@474445      0.663325 +- 0.0686536      6      bad
chromium@474478      0.666404 +- 0.0467042      6      bad
chromium@474543      0.669747 +- 0.0694505      6      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 --story-filter=video.html.src.tulip2.ogg.type.audio.seek media.android.tough_video_cases_tbmv2

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8978194737249941312

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6698117451218944


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|  X  | for more information addressing perf regression bugs. For feedback,
| / \ | file a bug with component Speed>Bisection.  Thank you!