All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=601797

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6LXQoAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgmMjyoQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6PuhvQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgmIydtAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgmPLfsgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6NPZrAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgqNO94AkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6Kz1hgsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6OOUrQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgmIz7rQsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgmLzwowoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6P3-7wgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6JXw-AgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgqNvL9AoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6NuNugoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6JWLowoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6KP8oQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6KqY4AgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6LLHhwgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgmNbxqQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6LuXuQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgmMyPtgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6L_U_QgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6P-8rgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6Ju3rQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6M6BtQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgqJ3i6AsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6OuY6ggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6MPgogoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgqOeU4wgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6Ob8lwgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6NuRqwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6O_dvAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgqNme8QgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgqJ3i6AkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6LvZsQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6OOjqwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6OrArAsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6M3olQgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgmMrvrAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6Kz1ugsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6Kz1-gsM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6Ii1jQgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6Jj0pwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6J6Y7QoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6MPFpgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6Nv_tgoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6MOqqgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6OSs6ggM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6N2f5QoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6PvfqgkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6OrArAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgmNG2qwoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6Ii1tQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6LLH-woM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgqJ348QgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6JbAsQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgmIqSugoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgqOuGtQkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6JTH9AgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6PT3swoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgqM_WsQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6PeXrwkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6LD_6wkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICgqM_J6AgM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6IOJtQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6IOdrAoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6JXwuAkM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6KrbtQoM,agxzfmNocm9tZXBlcmZyFAsSB0Fub21hbHkYgICg6L-grAoM


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

android-one
chromium-rel-mac-hdd
chromium-rel-mac-retina
chromium-rel-mac10
chromium-rel-mac11
chromium-rel-win10
chromium-rel-win7-dual
chromium-rel-win7-gpu-ati
chromium-rel-win7-gpu-intel
chromium-rel-win7-gpu-nvidia
chromium-rel-win7-x64-dual
chromium-rel-win8-dual
linux-release
win-zenbook

Suspecting b2a8582e83ef3022ac1cc65648348dfd168b77cd, because there's not much else I could see in that range affecting page cyclers. The bisect bot will confirm/deny.

drott, can you take a look?

Not sure why bisect didn't post, but here's what it found:

2016-04-08 23:11:20 
===== BISECT JOB RESULTS =====
Status: started


===== TESTED REVISIONS =====
Revision                Mean Value  Std. Dev.   Num Values  Good?
chromium@385623         277518.6    738.998173  5           good
chromium@385627         277360.0    513.242146  5           good
chromium@385629         276605.6    574.310717  5           good
chromium@385631         647490.3333331677.944536 6           bad

Bisect job ran on: mac_hdd_perf_bisect
Bug ID: 601797

Test Command: src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --also-run-disabled-tests page_cycler.intl_ja_zh
Test Metric: vm_resident_set_size_final_size_total/vm_resident_set_size_final_size_total
Relative Change: 133.48%
Score: 0

Buildbot stdio: http://build.chromium.org/p/tryserver.chromium.perf/builders/mac_hdd_perf_bisect/builds/472
Job details: https://chromeperf.appspot.com/buildbucket_job_status/9015936962413499232


Not what you expected? We'll investigate and get back to you!
  https://chromeperf.appspot.com/bad_bisect?try_job_id=601797

| 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!

Given that, looks like it is b2a8582e83ef3022ac1cc65648348dfd168b77cd. drott, can you take a look?