All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=643095

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgofa3pQoM


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

android-nexus5

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/9002739867995941600

===== BISECT JOB RESULTS =====
Status: completed


=== Bisection aborted ===
The bisect was aborted because The metric values for the initial "good" and "bad" revisions do not represent a clear regression.
Please contact the the team (see below) if you believe this is in error.

=== Warnings ===
The following warnings were raised by the bisect job:

 * Bisect failed to reproduce the regression with enough confidence.

===== TESTED REVISIONS =====
Revision         Mean     Std Dev  N   Good?
chromium@414963  1509443  26369.8  17  good
chromium@414974  1516724  31001.0  18  bad

Bisect job ran on: android_nexus5_perf_bisect
Bug ID: 643095

Test Command: src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --also-run-disabled-tests top_10_mobile_memory_ignition
Test Metric: memory:chrome:renderer_processes:reported_by_chrome:v8:heap:new_space:effective_size_avg/memory:chrome:renderer_processes:reported_by_chrome:v8:heap:new_space:effective_size_avg
Relative Change: 2.10%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/android_nexus5_perf_bisect/builds/4080
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9002739867995941600


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=5315640842256384

| O O | Visit http://www.chromium.org/developers/speed-infra/perf-bug-faq
|  X  | for more information addressing perf regression bugs. For feedback,
| / \ | file a bug with component Tests>AutoBisect.  Thank you!

Effective size and allocated object size average didn't really change https://chromeperf.appspot.com/report?sid=70b5579cc796393d3cc701686d361dfbc8383e544194be99192a69b414f744fb