All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=669576

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgh_XWrwoM


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

chromium-rel-mac-retina

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8994636012935403936

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


===== SUSPECTED CL(s) =====
Subject : [Mac] Remove NSScreen renderer sandbox warmup.
Author  : rsesek
Commit description:
  
This should no longer be necessary now that the scrollbar animations are
no longer driven by NSAnimation (https://codereview.chromium.org/529103002/).

BUG=306348, 533537 
R=avi@chromium.org

Review-Url: https://codereview.chromium.org/2509273005
Cr-Commit-Position: refs/heads/master@{#434775}
Commit  : 9cf04c9e74a140d91cea9602298cace5b6277a6f
Date    : Mon Nov 28 23:37:44 2016


===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N   Good?
chromium@434720  271.245  349.352  18  good
chromium@434770  245.767  46.2598  5   good
chromium@434774  247.641  98.5405  8   good
chromium@434775  329.473  69.9655  12  bad    <--
chromium@434776  336.031  64.4929  8   bad
chromium@434777  331.831  65.1639  8   bad
chromium@434783  331.616  51.8709  8   bad
chromium@434795  340.674  48.0566  8   bad
chromium@434819  337.878  87.3947  12  bad

Bisect job ran on: mac_retina_perf_bisect
Bug ID: 669576

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...www.daum.net. page_cycler_v2.intl_ko_th_vi
Test Metric: timeToFirstMeaningfulPaint_avg/pcv1-cold/http___www.daum.net_
Relative Change: 24.57%

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_retina_perf_bisect/builds/1842
Job details: https://chromeperf.appspot.com/buildbucket_job_status/8994636012935403936


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5848665262915584

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