All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=768432

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=f0576fcca04ab3228b86563ab668577fa1620a111e002a797f7cdec270c67b89


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

android-nexus5X

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8967460593511514208

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

Suspected Commit
  Author : Eric Seckler
  Commit : 1b697fc546af51e355c458bc4e10f821a1c8d551
  Date   : Sun Sep 24 07:41:53 2017
  Subject: [viz] Ensure that ClientLTFS acknowledges racy BeginFrames.

Bisect Details
  Configuration: android_nexus5X_perf_bisect
  Benchmark    : media.android.tough_video_cases_tbmv2
  Metric       : memory:chrome:all_processes:reported_by_os:system_memory:java_heap:proportional_resident_size_avg/video.html?src_crowd720_vp9.webm
  Change       : 13.04% | 18209280.0 -> 20584618.6667

Revision             Result                  N
chromium@503949      18209280 +- 141821      6      good
chromium@503951      19286869 +- 211987      6      good
chromium@503952      21271211 +- 191423      6      bad       <--
chromium@503953      20584619 +- 477297      6      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=video.html.src.crowd720.vp9.webm media.android.tough_video_cases_tbmv2

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8967460593511514208


For feedback, file a bug with component Speed>Bisection