Clarification from emilyschechter:

(1) show all, animated
(2) show all, not animated
(3) show only "not secure" and "dangerous", animated. hide "secure" and "ev".
(4) show only "not secure" and "dangerous", not animated. hide "secure" and "ev"

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/5f34c35d0c98b88cf71e25e5215288d97b258735

commit 5f34c35d0c98b88cf71e25e5215288d97b258735
Author: krb <krb@chromium.org>
Date: Wed Sep 21 04:10:24 2016

[omnibox] Support new flags for security chip

Have the Omnibox security chip honor the new flags. The new flags
say whether to animate the security chip, or display it at all.
For desktops except Mac.

BUG= 647347 

Review-Url: https://codereview.chromium.org/2351003003
Cr-Commit-Position: refs/heads/master@{#419970}

[modify] https://crrev.com/5f34c35d0c98b88cf71e25e5215288d97b258735/chrome/browser/about_flags.cc
[modify] https://crrev.com/5f34c35d0c98b88cf71e25e5215288d97b258735/chrome/browser/ui/views/location_bar/location_bar_view.cc
[modify] https://crrev.com/5f34c35d0c98b88cf71e25e5215288d97b258735/chrome/browser/ui/views/location_bar/location_bar_view.h
[modify] https://crrev.com/5f34c35d0c98b88cf71e25e5215288d97b258735/chrome/common/chrome_switches.cc
[modify] https://crrev.com/5f34c35d0c98b88cf71e25e5215288d97b258735/chrome/common/chrome_switches.h