All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=724097

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmtmt6wgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmsC45AkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmvGu8AoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmrWC6QgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmo-SsAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmuWwzgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmu3EqQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmriNjgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2tiltgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmuWwzggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2ri7tQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmsDCtQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmunJpgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmpnqsAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmp6U_QgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg6vnLqQgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmq3hrgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmpn0oQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2pyZvgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmpe3ugsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2pD0vgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmr7ZvAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmv3tkQgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2uDJugsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmpngvwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmpngvwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2uDJugkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmr7OrQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg6qfyhQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmoK84QoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmobCsgsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmobYowoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmvqvvAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmsrNrgsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmo2orwsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmvfsqgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmq21vwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmsSnqQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmpe3-ggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2uCdpwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmobCsgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg6u-U9gsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmv7wqwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmpng_woM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmpngvwsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmtqfqgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmrPdrwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmqfe-wgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmviX9QkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmsSE9woM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmumiqgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmqbojQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmt7rqQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2tDmvQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmr6DowoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmo2buQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg6qrnsAsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmrfOtQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmofzkAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmsjM8gkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmrripgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmvfwswoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmtbO-goM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2pDgrwsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2pDgrwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2pDgrwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2rjx-QoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmrKMggoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2rjx-QgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmriNjgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmq6q-gsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmp6UvQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmsjQkwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmtWl7gsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2rjxuQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmv_D2AoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2sDp7gsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmreXogoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg6t_SxwgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg2uCHtgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmsn2rwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmrfZrAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmtqLswsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmpaGtQgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmtqLswkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg6r-frQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgmsjQ4wsM


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

android-webview-nexus5X
android-webview-nexus6

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8979249250061716448

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

Suspected Commit
  Author : drott
  Commit : fbec38011870753cffb3cb2ff98aa0c00c63b25c
  Date   : Wed May 17 10:49:03 2017
  Subject: Reland: Compile FreeType with HarfBuzz support

Bisect Details
  Configuration: android_webview_nexus6_aosp_perf_bisect
  Benchmark    : page_cycler_v2.top_10_mobile
  Metric       : timeToFirstContentfulPaint_avg/pcv1-cold/https___m.facebook.com_rihanna
  Change       : 154.79% | 195.903833333 -> 499.136333333

Revision             Result                  N
chromium@472410      195.904 +- 61.1949      6      good
chromium@472412      195.668 +- 38.9274      6      good
chromium@472413      505.608 +- 30.5587      6      bad       <--
chromium@472414      509.568 +- 53.971       6      bad
chromium@472418      486.385 +- 33.7217      6      bad
chromium@472426      499.136 +- 41.1519      6      bad

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=https...m.facebook.com.rihanna page_cycler_v2.top_10_mobile

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8979249250061716448

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5335233261469696


| 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!