Add FadeOut delay animation to MouseLeave

Add FadeOut delay animation to MouseLeave

MouseLeave should cause a scrollbar fade. This patch we add a
|PostDelayedAnimationTask| call at the bottom of
|ScrollbarAnimationController::DidMouseLeave|.

BUG=689166
CQ_INCLUDE_TRYBOTS=master.tryserver.blink:linux_trusty_blink_rel

Review-Url: https://codereview.chromium.org/2688503003
Cr-Commit-Position: refs/heads/master@{#449994}
Committed: https://chromium.googlesource.com/chromium/src/+/71bfc364fbfcfd07810b71eaf1374e8a13e447bb

[chaopeng, 2017-02-08 19:12:52]

Description was changed from

==========
Add FadeOut delay animation to MouseLeave

MouseLeave should cause a scrollbar fade. This patch we add a
|PostDelayedAnimationTask| call at the bottom of
|ScrollbarAnimationController::DidMouseLeave|.

BUG=689166
==========

to

==========
Add FadeOut delay animation to MouseLeave

MouseLeave should cause a scrollbar fade. This patch we add a
|PostDelayedAnimationTask| call at the bottom of
|ScrollbarAnimationController::DidMouseLeave|.

BUG=689166
CQ_INCLUDE_TRYBOTS=master.tryserver.blink:linux_trusty_blink_rel
==========

[chaopeng, 2017-02-08 19:13:45]

chaopeng@chromium.org changed reviewers:
+ bokan@chromium.org

[chaopeng, 2017-02-08 19:13:45]

PTAL. Thank you.

[chaopeng, 2017-02-08 19:16:33]

The CQ bit was checked by chaopeng@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-02-08 19:17:39]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-02-08 21:10:32]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2017-02-08 21:10:32]

Dry run: This issue passed the CQ dry run.

[bokan, 2017-02-10 15:50:58]

lgtm

https://codereview.chromium.org/2688503003/diff/20001/cc/input/scrollbar_anim...
File cc/input/scrollbar_animation_controller_thinning_unittest.cc (right):

https://codereview.chromium.org/2688503003/diff/20001/cc/input/scrollbar_anim...
cc/input/scrollbar_animation_controller_thinning_unittest.cc:949: // Ensure we
have a delay fadeout animation after mouse leave.
The key is there's a mouse leave without a mouse move. I'd add "after mouse
leave without a mouse move" to the comment.

[chaopeng, 2017-02-10 16:03:48]

chaopeng@chromium.org changed reviewers:
+ weiliangc@chromium.org

[chaopeng, 2017-02-10 16:03:49]

weiliangc@chromium.org: PTAL. Thank you.

[weiliangc, 2017-02-13 16:13:12]

lgtm

[chaopeng, 2017-02-13 16:22:52]

The CQ bit was checked by chaopeng@chromium.org

[chaopeng, 2017-02-13 16:22:52]

The patchset sent to the CQ was uploaded after l-g-t-m from bokan@chromium.org
Link to the patchset: https://codereview.chromium.org/2688503003/#ps40001
(title: "update comment")

[commit-bot: I haz the power, 2017-02-13 16:23:20]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-02-13 17:40:45]

CQ is committing da patch.

Bot data: {"patchset_id": 40001, "attempt_start_ts": 1487002972592410,
"parent_rev": "b65f6264820a5c2e82aa1c9953b37ef34a4d02ec", "commit_rev":
"71bfc364fbfcfd07810b71eaf1374e8a13e447bb"}

[commit-bot: I haz the power, 2017-02-13 17:41:16]

Description was changed from

==========
Add FadeOut delay animation to MouseLeave

MouseLeave should cause a scrollbar fade. This patch we add a
|PostDelayedAnimationTask| call at the bottom of
|ScrollbarAnimationController::DidMouseLeave|.

BUG=689166
CQ_INCLUDE_TRYBOTS=master.tryserver.blink:linux_trusty_blink_rel
==========

to

==========
Add FadeOut delay animation to MouseLeave

MouseLeave should cause a scrollbar fade. This patch we add a
|PostDelayedAnimationTask| call at the bottom of
|ScrollbarAnimationController::DidMouseLeave|.

BUG=689166
CQ_INCLUDE_TRYBOTS=master.tryserver.blink:linux_trusty_blink_rel

Review-Url: https://codereview.chromium.org/2688503003
Cr-Commit-Position: refs/heads/master@{#449994}
Committed:
https://chromium.googlesource.com/chromium/src/+/71bfc364fbfcfd07810b71eaf137...
==========

[commit-bot: I haz the power, 2017-02-13 17:41:17]

Committed patchset #3 (id:40001) as
https://chromium.googlesource.com/chromium/src/+/71bfc364fbfcfd07810b71eaf137...