All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=745909

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=b3774fd07dc506ddc3e8fcadf8b39c310425c007f00a5365c6125665fcdcb794


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

chromium-rel-mac12

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8973706076882315232

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

Bisect Details
  Configuration: mac_10_12_perf_bisect
  Benchmark    : media.tough_video_cases_tbmv2
  Metric       : memory:chrome:browser_process:reported_by_chrome:malloc:allocated_objects_size_avg/video.html?src_tulip2.m4a_type_audio

Revision             Result                  N
chromium@485814      81031156 +- 613259      21      good
chromium@485889      81100878 +- 700999      21      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=video.html.src.tulip2.m4a.type.audio media.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/8973706076882315232


For feedback, file a bug with component Speed>Bisection

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8972876213327439568

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

Suspected Commit
  Author : Sidney San Martín
  Commit : a20a025fb10592190b5b3bc90fd627c45c76676a
  Date   : Tue Jul 11 18:39:06 2017
  Subject: Enable ShouldUseFullSizeContentView().

Bisect Details
  Configuration: mac_10_12_perf_bisect
  Benchmark    : media.tough_video_cases_tbmv2
  Metric       : memory:chrome:browser_process:reported_by_chrome:malloc:allocated_objects_size_avg/video.html?src_tulip2.m4a_type_audio

Revision             Result                  N
chromium@485563      80988058 +- 564387      14      good
chromium@485657      80562171 +- 257088      6       good
chromium@485681      80649635 +- 349571      6       good
chromium@485682      81118533 +- 372325      6       bad       <--
chromium@485683      81188195 +- 432180      6       bad
chromium@485684      81057629 +- 339667      6       bad
chromium@485687      81065595 +- 251304      6       bad
chromium@485693      81095957 +- 365810      6       bad
chromium@485704      81053389 +- 334924      6       bad
chromium@485750      81181141 +- 402226      6       bad
chromium@485936      81272135 +- 433499      9       bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=video.html.src.tulip2.m4a.type.audio media.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/8972876213327439568


For feedback, file a bug with component Speed>Bisection