All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=853007

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=bebdd4705966a656b376b670163e8885f268b47f9b522a0f356298430cc65efe


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

health-plan-webview-phone

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8943706206989065248

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

Suspected Commit
  Author : kylechar
  Commit : f77f6b8dba2776e23111c84c5d9333dbb03039fe
  Date   : Wed Jun 13 20:29:11 2018
  Subject: Fix UseSurfaceLayerForVideo GPU crash handling.

Bisect Details
  Configuration: webview-phone-perf-bisect
  Benchmark    : system_health.memory_mobile
  Metric       : memory:webview:all_processes:reported_by_os:system_memory:private_dirty_size_avg/background_news/background_news_nytimes
  Change       : 8.17% | 62183097.3333 -> 67266233.3333

Revision                                       Result                   N
android-chrome@ca1c4e48aa                      62183097 +- 814227       6      good
android-chrome@2158fc5105                      62518287 +- 619553       6      good
android-chrome@2158fc5105,chromium@566949      62525796 +- 1230882      6      good
android-chrome@2158fc5105,chromium@566970      61968740 +- 473806       6      good
android-chrome@2158fc5105,chromium@566971      65908409 +- 742660       6      bad       <--
android-chrome@2158fc5105,chromium@566972      67705188 +- 847034       6      bad
android-chrome@2158fc5105,chromium@566973      67093519 +- 683546       6      bad
android-chrome@2158fc5105,chromium@566975      67137209 +- 1000207      6      bad
android-chrome@2158fc5105,chromium@566980      66802703 +- 813084       6      bad
android-chrome@2158fc5105,chromium@566991      67896335 +- 721749       6      bad
android-chrome@f6b5646c5d                      68052665 +- 573771       6      bad
android-chrome@adcd19c5ad                      67266233 +- 426509       6      bad

Please refer to the following doc on diagnosing memory regressions:
  https://chromium.googlesource.com/chromium/src/+/master/docs/memory-infra/memory_benchmarks.md

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=background.news.nytimes system_health.memory_mobile

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

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8943706206989065248


For feedback, file a bug with component Speed>Bisection