[Merge-57] Only record abort metrics if the Payment Request was shown.

[Merge-57] Only record abort metrics if the Payment Request was shown.

Also move the metrics of event that prevent showing the payment request to their separate bucket.

BUG=689111, 689232
Review-Url: https://codereview.chromium.org/2678903002
Cr-Commit-Position: refs/heads/master@{#449325}
(cherry picked from commit 752b06a473dd6f9a4072c9412431a90aa70f6f81)

Review-Url: https://codereview.chromium.org/2692853005 .
Cr-Commit-Position: refs/branch-heads/2987@{#498}
Cr-Branched-From: ad51088c0e8776e8dcd963dbe752c4035ba6dab6-refs/heads/master@{#444943}
Committed: https://chromium.googlesource.com/chromium/src/+/8754e89ee5a417f3fc2406beee9b002a20bd393c

[sebsg, 2017-02-14 15:45:13]

Description was changed from

==========
[Merge-57] Only record abort metrics if the Payment Request was shown.

Also move the metrics of event that prevent showing the payment request to their
separate bucket.

BUG=689111,689232

Review-Url: https://codereview.chromium.org/2678903002
Cr-Commit-Position: refs/heads/master@{#449325}
(cherry picked from commit 752b06a473dd6f9a4072c9412431a90aa70f6f81)
==========

to

==========
[Merge-57] Only record abort metrics if the Payment Request was shown.

Also move the metrics of event that prevent showing the payment request to their
separate bucket.

BUG=689111,689232

Review-Url: https://codereview.chromium.org/2678903002
Cr-Commit-Position: refs/heads/master@{#449325}
(cherry picked from commit 752b06a473dd6f9a4072c9412431a90aa70f6f81)

Review-Url: https://codereview.chromium.org/2692853005 .
Cr-Commit-Position: refs/branch-heads/2987@{#498}
Cr-Branched-From:
ad51088c0e8776e8dcd963dbe752c4035ba6dab6-refs/heads/master@{#444943}
Committed:
https://chromium.googlesource.com/chromium/src/+/8754e89ee5a417f3fc2406beee9b...
==========

[sebsg, 2017-02-14 15:45:15]

Committed patchset #1 (id:1) manually as
8754e89ee5a417f3fc2406beee9b002a20bd393c.