The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/501f3047595ae7f139fcf4ae025ea08b927f4202

commit 501f3047595ae7f139fcf4ae025ea08b927f4202
Author: altimin <altimin@chromium.org>
Date: Wed Feb 15 11:13:38 2017

[scheduler] Disable background thread load tracker by default.

Disable background thread load tracker during initialisation of renderer
scheduler.

R=skyostil@chromium.org

BUG= 692154 

Review-Url: https://codereview.chromium.org/2693953005
Cr-Commit-Position: refs/heads/master@{#450662}

[modify] https://crrev.com/501f3047595ae7f139fcf4ae025ea08b927f4202/third_party/WebKit/Source/platform/scheduler/base/thread_load_tracker.cc
[modify] https://crrev.com/501f3047595ae7f139fcf4ae025ea08b927f4202/third_party/WebKit/Source/platform/scheduler/base/thread_load_tracker_unittest.cc
[modify] https://crrev.com/501f3047595ae7f139fcf4ae025ea08b927f4202/third_party/WebKit/Source/platform/scheduler/renderer/renderer_scheduler_impl.cc

Your change meets the bar and is auto-approved for M57. Please go ahead and merge the CL to branch 2987 manually. Please contact milestone owner if you have questions.
Owners: amineer@(clank), cmasso@(bling), ketakid@(cros), govind@(desktop)

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/6dc5c88fe6b2540b401991e0add66f31622ec2a6

commit 6dc5c88fe6b2540b401991e0add66f31622ec2a6
Author: Alexander Timin <altimin@chromium.org>
Date: Thu Feb 16 12:46:49 2017

[scheduler] Disable background thread load tracker by default.

Disable background thread load tracker during initialisation of renderer
scheduler.

R=skyostil@chromium.org

BUG= 692154 

Review-Url: https://codereview.chromium.org/2693953005
Cr-Commit-Position: refs/heads/master@{#450662}
(cherry picked from commit 501f3047595ae7f139fcf4ae025ea08b927f4202)

Review-Url: https://codereview.chromium.org/2693323003 .
Cr-Commit-Position: refs/branch-heads/2987@{#547}
Cr-Branched-From: ad51088c0e8776e8dcd963dbe752c4035ba6dab6-refs/heads/master@{#444943}

[modify] https://crrev.com/6dc5c88fe6b2540b401991e0add66f31622ec2a6/third_party/WebKit/Source/platform/scheduler/base/thread_load_tracker.cc
[modify] https://crrev.com/6dc5c88fe6b2540b401991e0add66f31622ec2a6/third_party/WebKit/Source/platform/scheduler/base/thread_load_tracker_unittest.cc
[modify] https://crrev.com/6dc5c88fe6b2540b401991e0add66f31622ec2a6/third_party/WebKit/Source/platform/scheduler/renderer/renderer_scheduler_impl.cc