The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/411a3286e3d5a064cca8cabf52f54d42c0206f93

commit 411a3286e3d5a064cca8cabf52f54d42c0206f93
Author: Emily Stark <estark@google.com>
Date: Wed Aug 31 00:22:52 2016

Preload Expect-CT for mail.google.com

In addition, this picks up a change to the Dropbox Expect-Staple
report URL. Looks like this change was made in the json file in
https://codereview.chromium.org/2129543003/ but not in the generated .h.

BUG= 642550 
R=lgarron@chromium.org

Review URL: https://codereview.chromium.org/2293283002 .

Cr-Commit-Position: refs/heads/master@{#415512}

[modify] https://crrev.com/411a3286e3d5a064cca8cabf52f54d42c0206f93/net/http/transport_security_state_static.h
[modify] https://crrev.com/411a3286e3d5a064cca8cabf52f54d42c0206f93/net/http/transport_security_state_static.json

Requesting a merge to M54. This commit doesn't affect any Chrome functionality but just adds a site to a hard-coded list.

Reassigning to lgarron to follow up on the merge; thanks, Lucas.

Your change meets the bar and is auto-approved for M54 (branch: 2840)

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/ceb929274a8c158af77e64846c1534f9d501775b

commit ceb929274a8c158af77e64846c1534f9d501775b
Author: Emily Stark <estark@google.com>
Date: Wed Aug 31 23:41:02 2016

Preload Expect-CT for mail.google.com

In addition, this picks up a change to the Dropbox Expect-Staple
report URL. Looks like this change was made in the json file in
https://codereview.chromium.org/2129543003/ but not in the generated .h.

BUG= 642550 
R=lgarron@chromium.org

Review URL: https://codereview.chromium.org/2293283002 .

Cr-Commit-Position: refs/heads/master@{#415512}
(cherry picked from commit 411a3286e3d5a064cca8cabf52f54d42c0206f93)

Review URL: https://codereview.chromium.org/2303543002 .

Cr-Commit-Position: refs/branch-heads/2840@{#90}
Cr-Branched-From: 1ae106dbab4bddd85132d5b75c670794311f4c57-refs/heads/master@{#414607}

[modify] https://crrev.com/ceb929274a8c158af77e64846c1534f9d501775b/net/http/transport_security_state_static.h
[modify] https://crrev.com/ceb929274a8c158af77e64846c1534f9d501775b/net/http/transport_security_state_static.json

Could you please help us with the steps to verify the issue from TE end.

Estark@ will confirm, iiuc there are histogram numbers you could watch.

Note the necessary header is not yet served by mail.google.com.

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/ceb929274a8c158af77e64846c1534f9d501775b

commit ceb929274a8c158af77e64846c1534f9d501775b
Author: Emily Stark <estark@google.com>
Date: Wed Aug 31 23:41:02 2016

Preload Expect-CT for mail.google.com

In addition, this picks up a change to the Dropbox Expect-Staple
report URL. Looks like this change was made in the json file in
https://codereview.chromium.org/2129543003/ but not in the generated .h.

BUG= 642550 
R=lgarron@chromium.org

Review URL: https://codereview.chromium.org/2293283002 .

Cr-Commit-Position: refs/heads/master@{#415512}
(cherry picked from commit 411a3286e3d5a064cca8cabf52f54d42c0206f93)

Review URL: https://codereview.chromium.org/2303543002 .

Cr-Commit-Position: refs/branch-heads/2840@{#90}
Cr-Branched-From: 1ae106dbab4bddd85132d5b75c670794311f4c57-refs/heads/master@{#414607}

[modify] https://crrev.com/ceb929274a8c158af77e64846c1534f9d501775b/net/http/transport_security_state_static.h
[modify] https://crrev.com/ceb929274a8c158af77e64846c1534f9d501775b/net/http/transport_security_state_static.json