GitLab

Extend the base::AsyncDispatcher implementation of the |async_ops_t| to
support the new exception port bind/unbind APIs.

Bug: 873489
Change-Id: I24cbc4aa687296fcefb09b5261486f1f8849b4ed
Reviewed-on: https://chromium-review.googlesource.com/1172149
Commit-Queue: Wez <wez@chromium.org>
Reviewed-by: Sergey Ulanov <sergeyu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#585312}