All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=721083

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyr7GiQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgiseqkggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgysL8mAgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgypaUrwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyrCo4QoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyv3-qwsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqr6CvQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgypu3qQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyqvT5AgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqsSxqAsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyuTvhwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyo_fsQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgytvcpQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqpSDvAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyq2j-goM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyr7GiQgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyuGisQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyo-roAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgysScigkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqt6zpAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyoKgmwsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqqKqoQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyqKA_QsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyqKA_QkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyvnKoQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqob6pgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgquThvwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgirOv5AoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyvnUvwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgquSGrgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyriF0ggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgypvApgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyq6d8wkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqqDnqAsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyv2MowoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgirvH0wgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyuvmogkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyuaYvAsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyuuYrAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqobsuwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgiuPE-wkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyuaYvAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgiqP1kgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqtCMsAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyuTv-wkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqtCMsAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyqbFpQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyr3HrQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgiqP1kggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgiqP14gsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgiqexkQgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyveyrQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqpCHvwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgiseq4gsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyr29tAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgysadrgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqsLWqgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqoLMqAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqvqXswkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyqGVtgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqsLCswoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyq3yowkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyufF7woM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyqqxgQgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqpCHvwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyoLetgsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqoLMqAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgypLOvAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyr6bpAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyoaBrAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyvjR7goM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyvjR7ggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqoTeugoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgqoC5uAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyunvqwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgivOJogsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgirvHkwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgysSc8gsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgypfmuQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgyoKg6wsM


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

android-nexus5
android-nexus5X
android-nexus6
android-nexus7v2
android-one
android-webview-nexus5X
android-webview-nexus6

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8979944818759356592

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8979759991697371216

=== BISECT JOB RESULTS ===
NO Perf regression found

Bisect Details
  Configuration: android_webview_arm64_aosp_perf_bisect
  Benchmark    : system_health.memory_mobile
  Metric       : memory:webview:all_processes:reported_by_chrome:gpu:effective_size_avg/browse_social/browse_social_facebook

Revision             Result                   N
chromium@469988      131072 +- 0.0            21      good
chromium@470059      1483922 +- 11559991      21      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=browse.social.facebook system_health.memory_mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8979759991697371216

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=6362076089417728


| 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!

This alert was found before M-60 branched. Closing as WontFix as this is believed to either be invalid or non-reproducible.