Remove deprecated network functions

BUG=chromium-os:16557
TEST=gmerge libcros

Change-Id: I7c9e33ccdc6be1b924d75e9a5fb1bcf156e20056
Reviewed-on: https://gerrit.chromium.org/gerrit/18669
Commit-Ready: Ryo Hashimoto <[email protected]>
Reviewed-by: Ryo Hashimoto <[email protected]>
Tested-by: Ryo Hashimoto <[email protected]>
2 files changed