All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=608725

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1IaWrgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICglOuSswoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICglM_3swoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1LzxsgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1NqLtgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1LTAsQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1NraqwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg1IjivQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICglM2EqQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICglPfqowoM


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

android-nexus5
android-nexus5X
android-nexus6
chromium-rel-mac-hdd
chromium-rel-mac11
chromium-rel-win7-dual
chromium-rel-win7-gpu-nvidia
chromium-rel-win7-x64-dual
linux-release
win-zenbook

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


===== SUSPECTED CL(s) =====
Subject : binding: Makes Window/Location's attributes accessor-type properties.
Author  : yukishiino
Commit description:
  
Makes almost all the attributes (except for cross-origin accessible
attributes) accessor-type properties.  The target attributes in this
CL are DOM attributes of Window, Location and workers not annotated
as [DoNotCheckSecurity], which are cross-origin accessible.

BUG= 43394 ,  516274 

Review-Url: https://codereview.chromium.org/1380503002
Cr-Commit-Position: refs/heads/master@{#390893}
Commit  : 9ac1750adf85027985c7af3468e0b972c2086235
Date    : Mon May 02 05:05:22 2016


===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N  Good?
chromium@390892  6385.74  29.0577  5  good
chromium@390893  5805.24  49.2376  5  bad    <--

Bisect job ran on: android_nexus5_perf_bisect
Bug ID: 608725

Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --also-run-disabled-tests blink_perf.layout
Test Metric: SimpleTextPathLineLayout/SimpleTextPathLineLayout
Relative Change: 9.09%
Score: 99.9

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus5_perf_bisect/builds/3648
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9013675390892433648


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5865001894543360

| 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!

Www

Good
On May 4, 2016 1:33 AM, "
425761728072-pa1bs18esuhp2cp2qfa1u9vb6p1v6kfu@developer.gserviceaccount.com
via Monorail" <monorail@chromium.org> wrote: