Use black for resize gutter in tab fullscreen mode.

Use black for resize gutter in tab fullscreen mode.

This avoids the possibility of flashing white in the gutter area, which
is more obtrusive than flashing black.

BUG=602991, 607415
TBR=piman@chromium.org

Review-Url: https://codereview.chromium.org/1884043002
Cr-Commit-Position: refs/heads/master@{#393112}
(cherry picked from commit 41663d972e8f55b6f2876eb59329c41465157b7e)

Committed: https://chromium.googlesource.com/chromium/src/+/181dffac401cb970900e3c41943ac1156a2974fa

[jbauman, 2016-05-16 21:18:55]

Description was changed from

==========
Use black for resize gutter in tab fullscreen mode.

This avoids the possibility of flashing white in the gutter area, which
is more obtrusive than flashing black.

BUG=602991,607415
TBR=piman@chromium.org

Review-Url: https://codereview.chromium.org/1884043002
Cr-Commit-Position: refs/heads/master@{#393112}
(cherry picked from commit 41663d972e8f55b6f2876eb59329c41465157b7e)
==========

to

==========
Use black for resize gutter in tab fullscreen mode.

This avoids the possibility of flashing white in the gutter area, which
is more obtrusive than flashing black.

BUG=602991,607415
TBR=piman@chromium.org

Review-Url: https://codereview.chromium.org/1884043002
Cr-Commit-Position: refs/heads/master@{#393112}
(cherry picked from commit 41663d972e8f55b6f2876eb59329c41465157b7e)

Committed:
https://chromium.googlesource.com/chromium/src/+/181dffac401cb970900e3c41943a...
==========

[jbauman, 2016-05-16 21:18:56]

Committed patchset #1 (id:1) manually as
181dffac401cb970900e3c41943ac1156a2974fa (presubmit successful).