All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=745915

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=0304162b4d3af76d11f39d9961ee489baf5087f31e389577f9839a266ff76a9a


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

chromium-rel-mac12

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8972966669208120944

=== 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:allocated_objects_size_avg/video.html?src_tulip2.m4a_type_audio

Revision             Result                  N
chromium@485190      80642888 +- 533711      6      good
chromium@485540      80535768 +- 401657      6      good
chromium@485628      80690947 +- 423858      6      good
chromium@485672      80629843 +- 330106      6      good
chromium@485678      80654288 +- 319700      6      good
chromium@485681      80597056 +- 434660      6      good
chromium@485682      81131355 +- 384662      6      bad       <--
chromium@485683      81036973 +- 260771      6      bad
chromium@485694      81159200 +- 324172      6      bad
chromium@485715      81088821 +- 386218      6      bad
chromium@485889      81017184 +- 248351      6      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/8972966669208120944


For feedback, file a bug with component Speed>Bisection