Revert "Put the close button of a notification into focus chain."

Revert "Put the close button of a notification into focus chain."

This reverts commit 87b724b37d6da750c2a052e88bf828bd75ab4de0
on branch 2984 to make PFQ happy.

BUG=682868, 661105
TBR=yoshiki@chromium.org

Review-Url: https://codereview.chromium.org/2642293003 .
Cr-Commit-Position: refs/branch-heads/2984@{#5}
Cr-Branched-From: a2377c097a1fa051f90f9c02d96d010073fcb701-refs/heads/master@{#443964}
Committed: https://chromium.googlesource.com/chromium/src/+/740745497c95b7e3dbd9f1d5a0e7d0245b163bcc

[xiyuan, 2017-01-20 18:43:35]

Description was changed from

==========
Revert "Put the close button of a notification into focus chain."

This reverts commit 87b724b37d6da750c2a052e88bf828bd75ab4de0
on branch 2984 to make PFQ happy.

BUG=682868,661105
==========

to

==========
Revert "Put the close button of a notification into focus chain."

This reverts commit 87b724b37d6da750c2a052e88bf828bd75ab4de0
on branch 2984 to make PFQ happy.

BUG=682868,661105
TBR=yoshiki@chromium.org
==========

[xiyuan, 2017-01-20 18:44:24]

Description was changed from

==========
Revert "Put the close button of a notification into focus chain."

This reverts commit 87b724b37d6da750c2a052e88bf828bd75ab4de0
on branch 2984 to make PFQ happy.

BUG=682868,661105
TBR=yoshiki@chromium.org
==========

to

==========
Revert "Put the close button of a notification into focus chain."

This reverts commit 87b724b37d6da750c2a052e88bf828bd75ab4de0
on branch 2984 to make PFQ happy.

BUG=682868,661105
TBR=yoshiki@chromium.org

Review-Url: https://codereview.chromium.org/2642293003 .
Cr-Commit-Position: refs/branch-heads/2984@{#5}
Cr-Branched-From:
a2377c097a1fa051f90f9c02d96d010073fcb701-refs/heads/master@{#443964}
Committed:
https://chromium.googlesource.com/chromium/src/+/740745497c95b7e3dbd9f1d5a0e7...
==========

[xiyuan, 2017-01-20 18:44:25]

Committed patchset #1 (id:1) manually as
740745497c95b7e3dbd9f1d5a0e7d0245b163bcc (presubmit successful).