All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=847407

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=91f520f056bde1747484605392784b90be8ea0736c64f95f5fd5417fc1c6f1d6


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

android-webview-nexus6

📍 Pinpoint job started.
https://pinpoint-dot-chromeperf.appspot.com/job/16d63b66240000

📍 Found significant differences after each of 11 commits.
https://pinpoint-dot-chromeperf.appspot.com/job/16d63b66240000

Audio-service-based media::AudioInputIPC, to make AudioInputDevice work with the audio service. by jonasolsson@chromium.org
https://chromium.googlesource.com/chromium/src/+/8c97dbc39ecc653c073cdeff47c77cffd1706157
1058 → 1073 (+15.08)

[omnibox] Leverage the existing file URL parsing routine by krb@chromium.org
https://chromium.googlesource.com/chromium/src/+/13622d510f53ddbd7633727c6834a905d6105eef
1072 → 1064 (-7.976)

update frame sink ids on BeginFrameProvider when GPU crashes by fserb@chromium.org
https://chromium.googlesource.com/chromium/src/+/290fa6c74fa7e70c9d3aabdf57cb8dedf8e09b88
1063 → 1039 (-23.41)

PresentationCallback: Fix a TODO in viz::Display by penghuang@chromium.org
https://chromium.googlesource.com/chromium/src/+/7ef949f51ec608a970a51f86c568d52f3e5ec959
1049 → 1035 (-13.39)

Add device monitoring to the audio service. by guidou@chromium.org
https://chromium.googlesource.com/chromium/src/+/d4af62ded717ec9fe2bb54d9d05439d4dfeff0b5
1033 → 1055 (+22.19)

Revert "Roll src/third_party/skia/ d31b2f674..2d46a0092 (9 commits)" by robertphillips@google.com
https://chromium.googlesource.com/chromium/src/+/4b2722307920997a657fbd5472c10f3d27409b07
1052 → 1021 (-30.64)

Revert "Do partial redirect handling in the renderer process for sync requests" by japhet@chromium.org
https://chromium.googlesource.com/chromium/src/+/1b5126a68c8620c18c515d5aa1e7bc61394c99af
1023 → 1038 (+15.07)

[oilpan] Enable incremental marking buildflag by mlippautz@chromium.org
https://chromium.googlesource.com/chromium/src/+/838fb3bd2db6a2869a0efc6e7e3154f954f74b70
1034 → 784.5 (-249.5)

Revert "Reland "Composite ScrollTimeline scrollSource when appropriate."" by dmurph@chromium.org
https://chromium.googlesource.com/chromium/src/+/35bab68abc419e3242d5388c7292c3fc1a338099
794 → 763.1 (-30.89)

Display Cutout: Add viewport-fit descriptor by beccahughes@chromium.org
https://chromium.googlesource.com/chromium/src/+/fda642f0f944120b331a5df95ae08ea2751776d7
762.7 → 804.8 (+42.08)

Radically simplify Blink scrollbar painting. by jbroman@chromium.org
https://chromium.googlesource.com/chromium/src/+/fd620b69bd94904966229f927f9f408f28edf8f5
802.1 → 857 (+54.92)

Understanding performance regressions:
  http://g.co/ChromePerformanceRegressions

That was the reland.

We decided to go with the regressions on microbenchmarks right now as a Finich study is showing large improvements for real world. We still keep them open though as they are worth looking at for optimizing the write barrier.

Do we still want to keep this open?