GitLab

Cleanup TrayBubbleView's MouseWatcher comments.
Remove a TimeDelta that was being used incorrectly.
(controls the callback delay, not a mouse sampling rate)

Remove no-op delegate function overrides (default is no-op).
Remove a call to the no-op BubbleDialogDelegateView::OnGestureEvent.

Bug: None
Test: No tray bubble (volume/brightness) auto-close regressions.
Change-Id: I1bf3775b22a147f2d42557ff4a71dba153c5bb6c
Reviewed-on: https://chromium-review.googlesource.com/1241195Reviewed-by: James Cook <jamescook@chromium.org>
Commit-Queue: Michael Wasserman <msw@chromium.org>
Cr-Commit-Position: refs/heads/master@{#593662}