All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=697873

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxNei5AgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJPv4AkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg5JTCrQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpIvUjAgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpMn-lggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpN7n4AkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpIWftgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDg5NqOugsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpLqqqwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpMTqpwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpKfGowsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxKeh6QkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJCrqgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpP-VvwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJDfuwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpM3wqQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpI3OrgsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpKKptwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpOfXqAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpKn7tAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJCrqgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpI2DoQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxKeh6QoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpKfGowkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNPJpAsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpKmWqQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNXNpwsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpKC88ggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpPPmoQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNO48QoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJ6IpQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJ6IpQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJ6IpQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxNfWtQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpPPmoQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNrJtAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpOfktgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpIDmtwsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJm8rwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNO48QgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpPP8vwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNXNpwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpI3OrgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpKrw7wgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpISpvAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpM7UsQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpKnYoQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpImprAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpOPpvAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpKrwrwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNX8sgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpPHVoAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNXoowoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpPa-rQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJWPvAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpKrwrwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpPGLsQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxNPbvgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpOP2rQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpMqXtgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpPHVoAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpPHBvgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNiGqAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpMqDpwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpOOStAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNymuwsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpMrZugoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDghJvN9QoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxNPNrwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxJmr5ggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNz8qgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNymuwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNzoswkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxNOxtgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpMrOqwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxJmrpgsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJXFtAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNymuwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNz8qgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpIDmtwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxNOxtgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNzoswoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxInmrwsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJXepQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpPHarwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxNOmpwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDghK2ohwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJiupwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxMekswoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJzFrAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpPKjvwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJzetQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgxJOPsgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJjyugkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJzFrAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJzetQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNG_tAsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpJjyugoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpOWJrgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpNG_tAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgIDgpKPLqQoM,ag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Bot(s) for this bug's original alert(s):

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

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8986224228129976592

Cc-ing tdresser since this is a pretty widespread input latency regression.

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

Suspected Commit
  Author : dtapuska
  Commit : 53f9f4ee5790ce47bf43eee521fdd3536cd1763a
  Date   : Mon Feb 27 01:14:26 2017
  Subject: Add a passthrough touch event queue.

Bisect Details
  Configuration: android_nexus6_perf_bisect
  Benchmark    : smoothness.sync_scroll.key_mobile_sites_smooth
  Metric       : mean_input_event_latency/http___iphone.capitolvolkswagen.com_index.htm_new-inventory_p_2Fsb-new_p_2Ehtm_p_3Freset_p_3DInventoryListing
  Change       : 267.11% | 6.16333333333 -> 22.6261666667

Revision             Result                   N
chromium@453128      6.16333 +- 0.895172      6      good
chromium@453131      6.40433 +- 0.513298      6      good
chromium@453132      5.97 +- 0.612839         6      good
chromium@453133      22.6323 +- 0.396698      6      bad       <--
chromium@453134      22.6362 +- 0.349492      6      bad
chromium@453139      22.6262 +- 0.528807      6      bad

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=http...iphone.capitolvolkswagen.com.index.htm.new.inventory.p.2Fsb.new.p.2Ehtm.p.3Freset.p.3DInventoryListing smoothness.sync_scroll.key_mobile_sites_smooth

Debug Info
  https://chromeperf.appspot.com/buildbucket_job_status/8986224228129976592

Is this bisect wrong?
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5680002521104384


| 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!