All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=883786

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=455fccad731f71bb3d8ff092103caa678ac6f532bb66072b2f5495f520b64169


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

Android Nexus5X WebView Perf

system_health.memory_mobile - Benchmark documentation link:
  https://bit.ly/system-health-benchmarks

📍 Pinpoint job started.
https://pinpoint-dot-chromeperf.appspot.com/job/14b235e7640000

📍 Couldn't reproduce a difference.
https://pinpoint-dot-chromeperf.appspot.com/job/14b235e7640000

📍 Pinpoint job started.
https://pinpoint-dot-chromeperf.appspot.com/job/10bd8ed3640000

📍 Found significant differences after each of 7 commits.
https://pinpoint-dot-chromeperf.appspot.com/job/10bd8ed3640000

Simplify lifetime of scaler context for remote cache by herb@google.com
https://skia.googlesource.com/skia/+/b2c721667f74e0505a35481bd8b109c74be09f98
9.987e+07 → 1.001e+08 (+1.849e+05)

Move mask rendering to its own routine by herb@google.com
https://skia.googlesource.com/skia/+/3a4818d15a003d410d9ae67165ce472d985f683b
1.001e+08 → No values

Roll recipe dependencies (trivial). by recipe-roller@chromium.org
https://skia.googlesource.com/skia/+/404a29cbc87fd62b3e621e1b1fb62f0bc760aa0b
No values → 1.001e+08

Add a WebGPU command decoder by kainino@chromium.org
https://chromium.googlesource.com/chromium/src/+/ccab4bc38337ec3306b5f3847f7f88b358111309
1.001e+08 → No values

Revert "[Base] Use background mode for ThreadPriority::BACKGROUND threads (behind feature) (reland)." by fdoray@chromium.org
https://chromium.googlesource.com/chromium/src/+/1e87b9aeba21ab5108409067f045861e0620a6a3
No values → 9.997e+07

Surface Synchronization: Enable by default on Android by ericrk@chromium.org
https://chromium.googlesource.com/chromium/src/+/5479bee2ba20c0527e19137d8056b539d30125d1
9.992e+07 → No values

Disable Surface Synchronization on Webview by nednguyen@google.com
https://chromium.googlesource.com/chromium/src/+/a91df97e284e497ecf1222b4ada5af66306718a5
No values → 1.016e+08

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

Benchmark documentation link:
  https://bit.ly/system-health-benchmarks