All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=747903

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=65fbf91ea374c49435c733f55cd53d3486ad47c01bb25228b5a433f841452835


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

android-nexus6

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8973191153268089584

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

Suspected Commit
  Author : Anton Vayvod
  Commit : 09fa66e1baaa95d069bbd6620670311ae8aa4dc5
  Date   : Thu Jul 20 23:02:12 2017
  Subject: [RemotePlayback] Add media source info to the RemotePlayback availability url

Bisect Details
  Configuration: android_nexus6_perf_bisect
  Benchmark    : system_health.memory_mobile
  Metric       : memory:chrome:all_processes:reported_by_os:system_memory:java_heap:proportional_resident_size_avg/load_news/load_news_reddit
  Change       : 1.06% | 19391829.3333 -> 19597312.0

Revision             Result                   N
chromium@488346      19391829 +- 100443       6      good
chromium@488417      19416405 +- 96871.3      6      good
chromium@488452      19417771 +- 70865.9      6      good
chromium@488461      19436885 +- 45488.3      6      good
chromium@488464      19483989 +- 41536.2      6      good
chromium@488465      19667627 +- 164929       6      bad       <--
chromium@488466      19585024 +- 101454       6      bad
chromium@488470      19589120 +- 130784       6      bad
chromium@488487      19597312 +- 109716       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-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=load.news.reddit 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/8973191153268089584


For feedback, file a bug with component Speed>Bisection