Add Physical Web UMA for ListUrlsActivity referers

Add Physical Web UMA for ListUrlsActivity referers

Instead of just recording metrics on notification presses, this change
records metrics on other referers to the ListUrlsActivity and also
records the delay between a notification update and pressing arriving
at the ListUrlsActivity via a notification.

BUG=594195
Committed: https://crrev.com/05a1aa568802b10f6bd3e150cfe4a72423f44fb2
Cr-Commit-Position: refs/heads/master@{#382044}

[cco3, 2016-03-17 19:25:05]

cco3@chromium.org changed reviewers:
+ mattreynolds@chromium.org

[mattreynolds, 2016-03-17 21:24:45]

LGTM

https://codereview.chromium.org/1807343002/diff/1/chrome/android/java/src/org...
File
chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWebDiagnosticsPage.java
(left):

https://codereview.chromium.org/1807343002/diff/1/chrome/android/java/src/org...
chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWebDiagnosticsPage.java:237:
intent.putExtra(ListUrlsActivity.REFERER_KEY, ListUrlsActivity.OPTIN_REFERER);
Thanks for catching this

[cco3, 2016-03-17 21:27:16]

cco3@chromium.org changed reviewers:
+ newt@chromium.org, rkaplow@chromium.org

[rkaplow, 2016-03-18 14:59:22]

lgtm

[newt (away), 2016-03-18 17:38:40]

rs lgtm

[cco3, 2016-03-18 18:05:17]

The CQ bit was checked by cco3@chromium.org

[commit-bot: I haz the power, 2016-03-18 18:05:46]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1807343002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1807343002/1

[commit-bot: I haz the power, 2016-03-18 19:18:26]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-03-18 19:20:08]

Description was changed from

==========
Add Physical Web UMA for ListUrlsActivity referers

Instead of just recording metrics on notification presses, this change
records metrics on other referers to the ListUrlsActivity and also
records the delay between a notification update and pressing arriving
at the ListUrlsActivity via a notification.

BUG=594195
==========

to

==========
Add Physical Web UMA for ListUrlsActivity referers

Instead of just recording metrics on notification presses, this change
records metrics on other referers to the ListUrlsActivity and also
records the delay between a notification update and pressing arriving
at the ListUrlsActivity via a notification.

BUG=594195

Committed: https://crrev.com/05a1aa568802b10f6bd3e150cfe4a72423f44fb2
Cr-Commit-Position: refs/heads/master@{#382044}
==========

[commit-bot: I haz the power, 2016-03-18 19:20:09]

Patchset 1 (id:??) landed as
https://crrev.com/05a1aa568802b10f6bd3e150cfe4a72423f44fb2
Cr-Commit-Position: refs/heads/master@{#382044}