UKM is not logged for OTR profiles, so we should log this to see what kind of skew we're looking at.
The following revision refers to this bug: https://chromium.googlesource.com/chromium/src.git/+/cdcd63c7856226f0bf82f3a477f5dc5ec4928f19 commit cdcd63c7856226f0bf82f3a477f5dc5ec4928f19 Author: Charles Harrison <csharrison@chromium.org> Date: Fri Jan 05 16:05:36 2018 [tab_under] Add OTR action metric breakdowns We suspect that these could cause a skew in UKM, which does not log metrics for off-the-record profiles. Bug: 796922 Change-Id: Id6d7bd20a98036548491f6712327f20a02b9ba34 Reviewed-on: https://chromium-review.googlesource.com/839786 Reviewed-by: Avi Drissman <avi@chromium.org> Reviewed-by: Steven Holte <holte@chromium.org> Reviewed-by: Camille Lamy <clamy@chromium.org> Commit-Queue: Charlie Harrison <csharrison@chromium.org> Cr-Commit-Position: refs/heads/master@{#527285} [modify] https://crrev.com/cdcd63c7856226f0bf82f3a477f5dc5ec4928f19/chrome/browser/ui/blocked_content/popup_opener_tab_helper_unittest.cc [modify] https://crrev.com/cdcd63c7856226f0bf82f3a477f5dc5ec4928f19/chrome/browser/ui/blocked_content/tab_under_navigation_throttle.cc [modify] https://crrev.com/cdcd63c7856226f0bf82f3a477f5dc5ec4928f19/chrome/browser/ui/blocked_content/tab_under_navigation_throttle.h [modify] https://crrev.com/cdcd63c7856226f0bf82f3a477f5dc5ec4928f19/content/public/test/test_renderer_host.cc [modify] https://crrev.com/cdcd63c7856226f0bf82f3a477f5dc5ec4928f19/content/public/test/test_renderer_host.h [modify] https://crrev.com/cdcd63c7856226f0bf82f3a477f5dc5ec4928f19/tools/metrics/histograms/histograms.xml
Comment 1 by csharrison@chromium.org
, Dec 21 2017