All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=629319

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgytvCrAoM


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

chromium-rel-win7-dual

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/9006756894030774992

=== Auto-CCing suspected CL author nicolaso@google.com ===

Hi nicolaso@google.com, the bisect results pointed to your CL below as possibly
causing a regression. Please have a look at this info and see whether
your CL be related.


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


===== SUSPECTED CL(s) =====
Subject : Fix regex for last name field in Autofill.
Author  : nicolaso
Commit description:
  
BUG=627906

Review-Url: https://codereview.chromium.org/2151593002
Cr-Commit-Position: refs/heads/master@{#405764}
Commit  : 437faa0c78cfbb6bbe549f90c50adc474f2bf911
Date    : Fri Jul 15 16:12:03 2016


===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N   Good?
chromium@405763  205.832  2.037    18  good
chromium@405764  201.085  1.25422  5   bad    <--
chromium@405765  203.872  1.02388  8   bad
chromium@405767  203.616  2.05608  5   bad
chromium@405771  204.674  1.78184  18  bad
chromium@405777  204.644  4.22093  12  bad
chromium@405790  196.132  13.597   18  bad
chromium@405815  203.774  1.72398  12  bad

Bisect job ran on: win_perf_bisect
Bug ID: 629319

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --also-run-disabled-tests blink_perf.bindings
Test Metric: id-setter/id-setter
Relative Change: 1.23%
Score: 99.5

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/win_perf_bisect/builds/6708
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9006756894030774992


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6396446295719936

| 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!

Sorry nicolaso, those results are really noisy, this isn't your CL. Looking at the graph, the ref build moved at the same time, so I think this is a change to the test or bot.

Agreed. :) Missed that the ref bot had declined as well.