Registered modules are notified based on two events:
1. Dst port changes for any existing bridge fdb entry
2. Bridge fdb entry ages out/deleted
BUG=chrome-os-partner:43528
TEST=build/boot on storm. Verified that ECM gets notified with
bridge event
Change-Id: Id36eb366f92ba6d526dda665eee6c62b70ef44d0
Signed-off-by: Stephen Wang <wstephen@codeaurora.org>
Reviewed-on: https://chromium-review.googlesource.com/290374
Reviewed-by: Kevin Hayes <kevinhayes@google.com>
Reviewed-by: Kishan Kunduru <kkunduru@chromium.org>
Commit-Queue: Kishan Kunduru <kkunduru@chromium.org>
Tested-by: Kishan Kunduru <kkunduru@chromium.org>