GitLab

Specifying what subclass of NSView being called,
in this  case BubbleView.

Bug: 803406
Change-Id: Iabc0a02ab17a881993f34b9c120978ca7f45264c
Reviewed-on: https://chromium-review.googlesource.com/1141879Reviewed-by: Avi Drissman <avi@chromium.org>
Commit-Queue: Oscar Johansson <oscarj@opera.com>
Cr-Commit-Position: refs/heads/master@{#576137}