[Merge to 2924] Fix unable to delete extensions continuously through keyboard

[Merge to 2924] Fix unable to delete extensions continuously through keyboard

Changes:
(1) revert the cl in Issue 2451323002.
(2) using a different approach, which is to avoid restorefocusedview call if desktopnativewidget is not active (since that should be handled in HandleActivationChanged call).

BUG=665380
TBR=sky@chromium.org
TEST=manual test see bug fixed.
Also, this reverts the cl in Issue 2451323002, checked that the bug in that issue is not regressed.

Review-Url: https://codereview.chromium.org/2517663002
Cr-Commit-Position: refs/heads/master@{#433706}
(cherry picked from commit 34ce9a4718f571b8f8ee0f95b6d153aff38223db)

Committed: https://chromium.googlesource.com/chromium/src/+/a4466cde03858e1e1754c9498e7aad4c1ea9c251

[Qiang(Joe) Xu, 2016-11-22 23:30:28]

Description was changed from

==========
[Merge to 2924] Fix unable to delete extensions continuously through keyboard

Changes:
(1) revert the cl in Issue 2451323002.
(2) using a different approach, which is to avoid restorefocusedview call if
desktopnativewidget is not active (since that should be handled in
HandleActivationChanged call).

BUG=665380
TBR=sky@chromium.org
TEST=manual test see bug fixed.
Also, this reverts the cl in Issue 2451323002, checked that the bug in that
issue is not regressed.

Review-Url: https://codereview.chromium.org/2517663002
Cr-Commit-Position: refs/heads/master@{#433706}
(cherry picked from commit 34ce9a4718f571b8f8ee0f95b6d153aff38223db)
==========

to

==========
[Merge to 2924] Fix unable to delete extensions continuously through keyboard

Changes:
(1) revert the cl in Issue 2451323002.
(2) using a different approach, which is to avoid restorefocusedview call if
desktopnativewidget is not active (since that should be handled in
HandleActivationChanged call).

BUG=665380
TBR=sky@chromium.org
TEST=manual test see bug fixed.
Also, this reverts the cl in Issue 2451323002, checked that the bug in that
issue is not regressed.

Review-Url: https://codereview.chromium.org/2517663002
Cr-Commit-Position: refs/heads/master@{#433706}
(cherry picked from commit 34ce9a4718f571b8f8ee0f95b6d153aff38223db)

Committed:
https://chromium.googlesource.com/chromium/src/+/a4466cde03858e1e1754c9498e7a...
==========

[Qiang(Joe) Xu, 2016-11-22 23:30:29]

Committed patchset #1 (id:1) manually as
a4466cde03858e1e1754c9498e7aad4c1ea9c251 (presubmit successful).