All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=734025

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg1tfW1wgM


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

android-webview-nexus6

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8976633260879521952

=== BISECT JOB RESULTS ===
Perf regression found with culprit

Suspected Commit
  Author : Reilly Grant
  Commit : afe5642a20bc39ee1f3281a061b2dca851a96eb2
  Date   : Thu Jun 15 21:21:44 2017
  Subject: Temporarily move WebUSB to "experimental"

Bisect Details
  Configuration: android_webview_nexus6_aosp_perf_bisect
  Benchmark    : v8.runtimestats.browsing_mobile
  Metric       : GC:duration_avg/browse_social/browse_social_twitter
  Change       : 392.15% | 2.98083333333 -> 14.6701666667

Revision             Result                  N
chromium@479821      2.98083 +- 4.13581      6      good
chromium@479831      2.03783 +- 1.63143      6      good
chromium@479834      1.705 +- 1.07858        6      good
chromium@479835      15.0945 +- 9.72823      6      bad       <--
chromium@479836      18.045 +- 6.08096       6      bad
chromium@479840      17.1117 +- 10.321       6      bad
chromium@479859      14.6702 +- 9.87394      6      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-webview --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=browse.social.twitter v8.runtimestats.browsing_mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8976633260879521952

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5069704349089792


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| / \ | file a bug with component Speed>Bisection.  Thank you!