net: Unexport move_addr_to_{kernel,user}

After the removal of the Solaris binary emulation the exports of 
move_addr_to_{kernel,user} are no longer used.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/socket.c b/net/socket.c
index 9b5c917..66c4a8c 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -2327,9 +2327,6 @@
 	return sock->ops->shutdown(sock, how);
 }
 
-/* ABI emulation layers need these two */
-EXPORT_SYMBOL(move_addr_to_kernel);
-EXPORT_SYMBOL(move_addr_to_user);
 EXPORT_SYMBOL(sock_create);
 EXPORT_SYMBOL(sock_create_kern);
 EXPORT_SYMBOL(sock_create_lite);