All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=879483

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=e1a704ad8e55fe2fd6faae65c760955ff3043a841fc7979dac0570d8b4e8a1cd


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

android-nexus5x-perf

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

📍 Pinpoint job started.
https://pinpoint-dot-chromeperf.appspot.com/job/132593f5640000

📍 Pinpoint job started.
https://pinpoint-dot-chromeperf.appspot.com/job/1363dde1640000

📍 Found significant differences after each of 3 commits.
https://pinpoint-dot-chromeperf.appspot.com/job/132593f5640000

turn off use-zoom-for-dsf on Android by eirage@chromium.org
https://chromium.googlesource.com/chromium/src/+/14d5c4330c08ac9bcdcda7960561e3e92c135da6
9.379e+06 → 1.037e+07 (+9.935e+05)

Use TabStripModelObserver's new API in chrome/browser/s* by sangwoo108@chromium.org
https://chromium.googlesource.com/chromium/src/+/a5533b827daabbaaa2f9f03d027ebd6edee18ba9
1.035e+07 → No values

Fling the dragged window into overview without animation. by minch@google.com
https://chromium.googlesource.com/chromium/src/+/9888739f7eb3818dbabd3ec82347130d581c10e4
No values → 1.041e+07

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

📍 Found a significant difference after 1 commit.
https://pinpoint-dot-chromeperf.appspot.com/job/1363dde1640000

turn off use-zoom-for-dsf on Android by eirage@chromium.org
https://chromium.googlesource.com/chromium/src/+/14d5c4330c08ac9bcdcda7960561e3e92c135da6
9.317e+06 → 1.037e+07 (+1.056e+06)

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

Caused by turning off --use-zoom-for-dsf (it was turned on on Jul 31)