All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=727317

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg-tbBoQoM


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

chromium-rel-win8-dual

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8978253040306534304

=== BISECT JOB RESULTS ===
Bisect failed for unknown reasons

Please contact the team (see below) and report the error.


Bisect Details
  Configuration: win_8_perf_bisect
  Benchmark    : v8.runtimestats.browsing_desktop_classic
  Metric       : Optimize:duration_avg/browse_media/browse_media_youtube


To Run This Test
  src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.media.youtube v8.runtimestats.browsing_desktop_classic

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8978253040306534304

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5815039719636992


| 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 Speed>Bisection.  Thank you!

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8978159444646814448

=== BISECT JOB RESULTS ===
Bisect failed for unknown reasons

Please contact the team (see below) and report the error.


Bisect Details
  Configuration: win_8_perf_bisect
  Benchmark    : v8.runtimestats.browsing_desktop_classic
  Metric       : Optimize:duration_avg/browse_media/browse_media_youtube


To Run This Test
  src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.media.youtube v8.runtimestats.browsing_desktop_classic

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8978159444646814448

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5815039719636992


| 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 Speed>Bisection.  Thank you!

Hi Annie, per the email I sent ya, this one seems strange (and we have quite a few others like it this week).

I think data started coming in after https://chromium-review.googlesource.com/c/508231/