Revert "service: Move UNIX IPC code into ipc/unix/"

It turns out "unix" is defined to be 1 somewhere, which breaks compilation of this CL (since I added "namespace unix").

This reverts commit 93e66a66464aa30ca7184e4a7378c8e8d752cbe1.

Change-Id: I00b0a59a35024ccf78297117916d12031a6346a5
9 files changed