All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=639772

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg7pvJtgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgrvqh7AsM


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

android-nexus7v2
chromium-rel-mac-retina

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/9003641303932287840

===== BISECT JOB RESULTS =====
Status: completed


=== Bisection aborted ===
The bisect was aborted because The metric values for the initial "good" and "bad" revisions do not represent a clear regression.
Please contact the the team (see below) if you believe this is in error.

=== Warnings ===
The following warnings were raised by the bisect job:

 * Bisect failed to reproduce the regression with enough confidence.

===== TESTED REVISIONS =====
Revision         Mean     Std Dev   N   Good?
chromium@413335  18.4672  0.443688  18  good
chromium@413336  18.7257  0.368671  18  bad

Bisect job ran on: mac_retina_perf_bisect
Bug ID: 639772

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests smoothness.top_25_smooth
Test Metric: frame_times/ESPN
Relative Change: 3.06%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_retina_perf_bisect/builds/1598
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9003641303932287840


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5810481198006272

| 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 Tests>AutoBisect.  Thank you!

Appears to be fixed at:

Point ID: 413402
Time added: 2016-08-22T06:24:30.000Z
Chromium Commit Position range: 413386 - 413402 
Chromium Git Hash range: 565bd2b - 7f00784