All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=711503

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDggrTspwsM


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

chromium-rel-mac12

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8982386997242117600

=== BISECT JOB RESULTS ===
Perf regression found but unable to narrow commit range

Build failures prevented the bisect from narrowing the range further.


Bisect Details
  Configuration: mac_10_12_perf_bisect
  Benchmark    : media.tough_video_cases
  Metric       : energy_impact/video.html?src_tulip2.mp3_type_audio
  Change       : 5.99% | 108.558646429 -> 102.126578333

Suspected Commit Range
  26 commits in range
  https://chromium.googlesource.com/chromium/src/+log/65ec5f34acd30698084d8da3d7e01b5b6caf680b..a93efbaa0146b717e42c78fd320074852822435a


Revision             Result                  N
chromium@461983      108.559 +- 6.62399      14       good
chromium@461984      ---                     ---      build failure
---                  ---                     ---      too many build failures to list
chromium@462008      ---                     ---      build failure
chromium@462009      105.873 +- 17.7079      14       bad
chromium@462035      102.127 +- 2.01332      6        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 --story-filter=video.html.src.tulip2.mp3.type.audio media.tough_video_cases

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8982386997242117600

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5725714860474368


| 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!