All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=792073

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=961f608d073d0f86ae7e0f493674ece271d91e823ff5b46c7869e274fa1f1848


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

android-nexus5X

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8961032744748724592

=== 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: android_nexus5X_perf_bisect
  Benchmark    : smoothness.tough_animation_cases
  Metric       : frame_times/balls_css_transition_all_properties.html
  Change       : 2.28% | 65.5067560568 -> 63.6682744422

Suspected Commit Range
  2 commits in range
  https://chromium.googlesource.com/chromium/src/+log/e43f5b416c8bf1019e3d3ff37a7016b8aa8aadae..c8a1c6cf2b80895d10e7d9a18cea095c76ec6cb4


Revision             Result                  N
chromium@520294      65.5068 +- 42.5704      14       good
chromium@520295      ---                     ---      build failure
chromium@520296      73.9119 +- 77.5226      21       bad
chromium@520297      74.1928 +- 72.9886      14       bad
chromium@520299      76.1051 +- 60.9056      9        bad
chromium@520304      70.2474 +- 49.6005      14       bad
chromium@520312      69.7882 +- 65.4651      14       bad
chromium@520330      68.6825 +- 41.4372      9        bad
chromium@520365      67.6254 +- 34.666       9        bad
chromium@520436      63.6683 +- 1.88741      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=balls.css.transition.all.properties.html smoothness.tough_animation_cases

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8961032744748724592


For feedback, file a bug with component Speed>Bisection

Noisy test, returned to previous levels.