The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/9987060bd5cab9a24c78b4d7cbd81a66270c15ce

commit 9987060bd5cab9a24c78b4d7cbd81a66270c15ce
Author: estark <estark@chromium.org>
Date: Tue Apr 05 20:02:23 2016

Use Finch flag instead of command line for Expect CT reporting

The Finch flag will let us control roll-out dynamically and turn it off
if necessary.

BUG= 600768 

Review URL: https://codereview.chromium.org/1863663002

Cr-Commit-Position: refs/heads/master@{#385266}

[modify] https://crrev.com/9987060bd5cab9a24c78b4d7cbd81a66270c15ce/chrome/browser/ssl/chrome_expect_ct_reporter.cc
[modify] https://crrev.com/9987060bd5cab9a24c78b4d7cbd81a66270c15ce/chrome/browser/ssl/chrome_expect_ct_reporter.h
[modify] https://crrev.com/9987060bd5cab9a24c78b4d7cbd81a66270c15ce/chrome/browser/ssl/chrome_expect_ct_reporter_unittest.cc
[modify] https://crrev.com/9987060bd5cab9a24c78b4d7cbd81a66270c15ce/chrome/common/chrome_features.cc
[modify] https://crrev.com/9987060bd5cab9a24c78b4d7cbd81a66270c15ce/chrome/common/chrome_features.h
[modify] https://crrev.com/9987060bd5cab9a24c78b4d7cbd81a66270c15ce/chrome/common/chrome_switches.cc
[modify] https://crrev.com/9987060bd5cab9a24c78b4d7cbd81a66270c15ce/chrome/common/chrome_switches.h

Security>UX component is deprecated in favor of the Team-Security-UX label