GitLab

TabModalConfirmDialog takes ownership of the
TabModalConfirmDialogDelegate* passed in, but its comment did not convey
this. Changing the parameter to a unique_ptr expresses this explicitly.

Bug: 961772
Change-Id: Id7f4242a0797d3d49237b833b0bd6af4c146dd98
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1626502Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Jeremy Chinsen <chinsenj@google.com>
Cr-Commit-Position: refs/heads/master@{#664034}