tree dd6c9747e19a570e4042a852bf9d2289a0e937ce
parent 4ad425fe55c06a561316d686af69bb55f3786387
author Adam Barth <abarth@chromium.org> 1537310607 -0700
committer CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org> 1537404530 +0000

[socket] Add zx_socket_info_t

After this CL, we can use zx_object_get_info to get the options and
buffer sizes for the socket.

Test: socket_buffer_test
Change-Id: I26e08c11b07ab482bbceff46b37566f5b72cded5