tree f40ea7f78c2c848376c5d74f62b92ed324dec7f6
parent edfbb1b67d8c386803a844e132bdd6cbe385eef6
author rubenbrunk <rubenbrunk@google.com> 1532538778 -0700
committer rubenbrunk <rubenbrunk@google.com> 1533089508 -0700

[netstack] Update tcpip nic to allow address removal.

- Adds remove methods for addresses and subnets.
- Adds capability to query the "main" address to show the user for
a given NIC when multiple are configured in the stack.
- Fixes string formatting bugs several tcpip objects.

Corresponding changes to netstack in:
Change-Id: Ib0bf3b8739e178bc489424de4fccb2972558b2d0

NET-1160
Test: manual test of adding/removing addresses via ifconfig.

Change-Id: Iccbadebec2fb3d5ad60b354e161be796a39dd306