Possibly related to 800415?

Disabling, removing from sheriff queue: https://chromium-review.googlesource.com/c/chromium/src/+/860560

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/5dad0ac699d921adfa6aaca18c6a4c29f84c1346

commit 5dad0ac699d921adfa6aaca18c6a4c29f84c1346
Author: Dominic Mazzoni <dmazzoni@chromium.org>
Date: Wed Jan 10 17:00:33 2018

Disable RenderWidgetHostViewAuraAsyncWheelEventsEnabledTest.TimerBasedLatchingBreaksWithMouseMove on Fuchsia

TBR=dtapuska
NOTRY=true

Bug:  800771 
Change-Id: I4bbc106ce52609d5cdec9e5c7a54127e70b5932e
Reviewed-on: https://chromium-review.googlesource.com/860560
Reviewed-by: Dominic Mazzoni <dmazzoni@chromium.org>
Commit-Queue: Dominic Mazzoni <dmazzoni@chromium.org>
Cr-Commit-Position: refs/heads/master@{#528341}
[modify] https://crrev.com/5dad0ac699d921adfa6aaca18c6a4c29f84c1346/content/browser/renderer_host/render_widget_host_view_aura_unittest.cc

@wez, want to take a look?

This looks like an issue introduced by https://chromium-review.googlesource.com/c/chromium/src/+/851054

For context, under Fuchsia we build "headless" Aura/Ozone at present, with no platform native UI integration - if a test of this sort fails then the issue is therefore most likely in Aura, Ozone, or the test itself.  A very common cause of flakes on Fuchsia that we don't see on other platforms are race-conditions, especially in test code - we run Fuchsia under QEMU on our bots, which leads to some unusual thread-scheduler timings that can reveal latent issues.

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/b8b08a20d346be226261ed758738f4aab5caf5ee

commit b8b08a20d346be226261ed758738f4aab5caf5ee
Author: Wez <wez@chromium.org>
Date: Wed Jan 10 20:02:00 2018

Update Fuchsia filters for content_unittests for new test fixtures.

Several timing-dependent tests were already filtered-out under Fuchsia,
but https://chromium-review.googlesource.com/c/chromium/src/+/851054
added some new variants with names not matching the suppression.

This CL updates the Fuchsia filters and removes the preprocessor
conditional disabling, to make it easier for us to diagnose and fix them
under Fuchsia.

TBR: jochen
Bug:  800771 ,  800415 ,  800841 , 776424
Change-Id: I524b77b65e9550e303c774dd7c1eb8751bbe8039
Reviewed-on: https://chromium-review.googlesource.com/860730
Reviewed-by: Wez <wez@chromium.org>
Reviewed-by: Scott Graham <scottmg@chromium.org>
Commit-Queue: Wez <wez@chromium.org>
Cr-Commit-Position: refs/heads/master@{#528399}
[modify] https://crrev.com/b8b08a20d346be226261ed758738f4aab5caf5ee/content/browser/renderer_host/render_widget_host_view_aura_unittest.cc
[modify] https://crrev.com/b8b08a20d346be226261ed758738f4aab5caf5ee/testing/buildbot/filters/fuchsia.content_unittests.filter