All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=660779

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg9KlqgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg4_QrAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg8vRvQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg8GJsQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_YnY9QgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg8vNogoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_fGM_ggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_YuusgsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg77wqgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg-v1tAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgw4j6sAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg8_7qQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg-mPtQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg6_guAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_cDD4wkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg-urrQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg6-0pQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg8ryqAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg57I9ggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg5H5tAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg6r6swoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_ej18gkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg_d35qQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg5_uuQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg7_SvwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgg4fCuAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgw5HgowkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgw8mIsgoM


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

chromium-rel-win7-dual
chromium-rel-win7-gpu-ati
chromium-rel-win7-gpu-nvidia
chromium-rel-win7-x64-dual

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8997308663316580896

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


===== SUSPECTED CL(s) =====
Subject : Getting rid of DelegatedFrameData
Author  : samans
Commit description:
  
Note: From now on, the concept of "null" compositor frame (a compositor frame with a null delegated frame data) is gone. You should use base::Optional<CompositorFrame> instead.

BUG= 653741 

Review-Url: https://codereview.chromium.org/2449853004
Cr-Commit-Position: refs/heads/master@{#428591}
Commit  : 4ba3a0e9d06bf66b3d900fec44bcf8ee4a2964a2
Date    : Sat Oct 29 02:32:05 2016


===== TESTED REVISIONS =====
Revision         Mean      Std Dev    N  Good?
chromium@428586  0.153778  0.110356   5  good
chromium@428589  0.242565  0.071155   5  good
chromium@428590  0.166202  0.144902   5  good
chromium@428591  1.05729   0.0707992  5  bad    <--

Bisect job ran on: winx64ati_perf_bisect
Bug ID: 660779

Test Command: .\src\out\Release_x64\performance_browser_tests.exe --test-launcher-print-test-stdio=always --enable-gpu
Test Metric: CastV2Performance_gpu_30fps_slow/video_jitter
Relative Change: 587.55%
Score: 99.9

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/winx64ati_perf_bisect/builds/1631
Job details: https://chromeperf.appspot.com/buildbucket_job_status/8997308663316580896


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5780965991907328

| 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!