All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=661482

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgvf_UwwgM


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

android-nexus5X

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8997113456743942928

===== BISECT JOB RESULTS =====
Status: started


===== TESTED REVISIONS =====
Revision         Mean     Std Dev    N  Good?
chromium@428545  16.8787  0.0253596  5  good
chromium@428574  16.8957  0.0302342  5  good
chromium@428588  16.8611  0.0323722  5  good
chromium@428590  16.858   0.0130067  5  good
chromium@428592  17.9262  0.0295788  5  bad
chromium@428595  17.859   0.0355352  5  bad
chromium@428602  17.9024  0.0609334  5  bad

Bisect job ran on: android_nexus5X_perf_bisect
Bug ID: 661482

Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests smoothness.simple_mobile_sites
Test Metric: frame_times/frame_times
Relative Change: 6.07%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus5X_perf_bisect/builds/819
Job details: https://chromeperf.appspot.com/buildbucket_job_status/8997113456743942928


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5860133446352896

| 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!

samans: The bisect didn't update the bug correctly, but it blames https://codereview.chromium.org/2449853004 for the regression. Can you take a look?

bisect output: https://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus5X_perf_bisect/builds/819/steps/Post%20bisect%20results/logs/json.output

My CL has been reverted. Could you please check whether the problem is solved?

It is indeed. Alerts recovered as per https://chromeperf.appspot.com/group_report?bug_id=661482 . Thanks