The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/ad3eaa784018e9c780e3a2eda84cb6d49173a83f

commit ad3eaa784018e9c780e3a2eda84cb6d49173a83f
Author: Dominic Mazzoni <dmazzoni@chromium.org>
Date: Wed Aug 29 18:24:12 2018

Add blink_perf accessibility test for large textareas.

Bug:  875344 ,  877669 
Cq-Include-Trybots: master.tryserver.chromium.perf:obbs_fyi
Change-Id: I15bbd8c9f64d999f0d987af9d0b8d2b2785165be
Reviewed-on: https://chromium-review.googlesource.com/1188777
Commit-Queue: Dominic Mazzoni <dmazzoni@chromium.org>
Reviewed-by: Ned Nguyen <nednguyen@google.com>
Cr-Commit-Position: refs/heads/master@{#587201}
[modify] https://crrev.com/ad3eaa784018e9c780e3a2eda84cb6d49173a83f/docs/speed/benchmark/benchmark_ownership.md
[add] https://crrev.com/ad3eaa784018e9c780e3a2eda84cb6d49173a83f/third_party/blink/perf_tests/accessibility/textarea-append.html
[modify] https://crrev.com/ad3eaa784018e9c780e3a2eda84cb6d49173a83f/tools/perf/benchmarks/blink_perf.py
[modify] https://crrev.com/ad3eaa784018e9c780e3a2eda84cb6d49173a83f/tools/perf/core/perf_data_generator.py

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/6818ca8f1d19ebe081353799e91a8de365c89075

commit 6818ca8f1d19ebe081353799e91a8de365c89075
Author: Ned Nguyen <nednguyen@google.com>
Date: Sat Sep 01 09:54:04 2018

Reshard perf benchmarks to include blink_perf.accessibility benchmark

** PERF SHERIFFS: this CL will cause regressions on many bots that are
non bisectable **

Run:
./tools/perf/generate_perf_sharding
./tools/perf/generate_perf_data

Bug:  877669 , 877643
Cq-Include-Trybots: master.tryserver.chromium.perf:obbs_fyi
Change-Id: Ifcd60511ce3647616672056d7f46e9ac53b00c54
Reviewed-on: https://chromium-review.googlesource.com/1199934
Commit-Queue: Ned Nguyen <nednguyen@google.com>
Reviewed-by: John Budorick <jbudorick@chromium.org>
Cr-Commit-Position: refs/heads/master@{#588278}
[modify] https://crrev.com/6818ca8f1d19ebe081353799e91a8de365c89075/tools/perf/benchmark.csv
[modify] https://crrev.com/6818ca8f1d19ebe081353799e91a8de365c89075/tools/perf/core/bot_platforms.py
[modify] https://crrev.com/6818ca8f1d19ebe081353799e91a8de365c89075/tools/perf/core/perf_data_generator.py
[modify] https://crrev.com/6818ca8f1d19ebe081353799e91a8de365c89075/tools/perf/core/shard_maps/android_go_shard_map.json
[modify] https://crrev.com/6818ca8f1d19ebe081353799e91a8de365c89075/tools/perf/core/shard_maps/android_nexus5_16_shard_map.json
[modify] https://crrev.com/6818ca8f1d19ebe081353799e91a8de365c89075/tools/perf/core/shard_maps/android_nexus5x_16_shard_map.json
[modify] https://crrev.com/6818ca8f1d19ebe081353799e91a8de365c89075/tools/perf/core/shard_maps/android_nexus5x_webview_16_shard_map.json
[modify] https://crrev.com/6818ca8f1d19ebe081353799e91a8de365c89075/tools/perf/core/shard_maps/android_nexus6_webview_shard_map.json
[modify] https://crrev.com/6818ca8f1d19ebe081353799e91a8de365c89075/tools/perf/core/shard_maps/linux_perf_shard_map.json
[modify] https://crrev.com/6818ca8f1d19ebe081353799e91a8de365c89075/tools/perf/core/shard_maps/mac_1012_low_end_26_shard_map.json
[modify] https://crrev.com/6818ca8f1d19ebe081353799e91a8de365c89075/tools/perf/core/shard_maps/mac_1013_high_end_26_shard_map.json
[modify] https://crrev.com/6818ca8f1d19ebe081353799e91a8de365c89075/tools/perf/core/shard_maps/win10_shard_map.json
[modify] https://crrev.com/6818ca8f1d19ebe081353799e91a8de365c89075/tools/perf/core/shard_maps/win7_nvidia_shard_map.json
[modify] https://crrev.com/6818ca8f1d19ebe081353799e91a8de365c89075/tools/perf/core/shard_maps/win7_shard_map.json

This benchmark is now running: https://chromeperf.appspot.com/report

dmazzoni@: you may want to file a bug against perf dashboard team (Component: "Speed>Dashboard") to set monitoring for this benchmark