All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=923358

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=78b971da06a2eb554b380ae42cde2b29cc5ce360c19ee49f134b034a49a90806


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

Android Nexus5X WebView Perf
Android Nexus6 WebView Perf

rendering.mobile - Benchmark documentation link:
  https://bit.ly/rendering-benchmarks

📍 Pinpoint job started.
https://pinpoint-dot-chromeperf.appspot.com/job/111cebe6540000

📍 Found significant differences after each of 2 commits.
https://pinpoint-dot-chromeperf.appspot.com/job/111cebe6540000

🤝 Account for signature in verification result cache. by peconn@chromium.org
https://chromium.googlesource.com/chromium/src/+/4b8dcb3f1486f3a35751d45ccf38d7d4c5dbbc70
thread_total_all_cpu_time_per_frame: 18.6 → No values

Revert "🤝 Account for signature in verification result cache." by ctzsm@chromium.org
https://chromium.googlesource.com/chromium/src/+/b8d0628b20379f8ff238864f18f20d6199503e32
thread_total_all_cpu_time_per_frame: No values → 25.59

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

Benchmark documentation link:
  https://bit.ly/rendering-benchmarks