Better access to offline login flow from user pods

Better access to offline login flow from user pods

BUG=641001
TEST=With device off-line, click Add person, check that "sign in as an
existing user" link is at the bottom of the "Network not available"
page, and sign in using this link.
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation

Review-Url: https://codereview.chromium.org/2298073003
Cr-Commit-Position: refs/heads/master@{#416295}
(cherry picked from commit a2b7b5a5d5bde185d6c1f803919ed551676ba6b6)

Committed: https://chromium.googlesource.com/chromium/src/+/e2aa35f4ede6094776c9e6849079195a1623c79a

[Greg Levin, 2016-09-06 14:14:43]

Description was changed from

==========
Better access to offline login flow from user pods

BUG=641001
TEST=With device off-line, click Add person, check that "sign in as an
existing user" link is at the bottom of the "Network not available"
page, and sign in using this link.
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation

Review-Url: https://codereview.chromium.org/2298073003
Cr-Commit-Position: refs/heads/master@{#416295}
(cherry picked from commit a2b7b5a5d5bde185d6c1f803919ed551676ba6b6)
==========

to

==========
Better access to offline login flow from user pods

BUG=641001
TEST=With device off-line, click Add person, check that "sign in as an
existing user" link is at the bottom of the "Network not available"
page, and sign in using this link.
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation

Review-Url: https://codereview.chromium.org/2298073003
Cr-Commit-Position: refs/heads/master@{#416295}
(cherry picked from commit a2b7b5a5d5bde185d6c1f803919ed551676ba6b6)

Committed:
https://chromium.googlesource.com/chromium/src/+/e2aa35f4ede6094776c9e6849079...
==========

[Greg Levin, 2016-09-06 14:14:46]

Committed patchset #1 (id:1) manually as
e2aa35f4ede6094776c9e6849079195a1623c79a.