Clang format slam.

net/socket/unix_domain_socket_posix.h

Index: net/socket/unix_domain_socket_posix.h
diff --git a/net/socket/unix_domain_socket_posix.h b/net/socket/unix_domain_socket_posix.h
index 98d0c11a6487b828214fc38eb8781537025866c4..2a8c3dfd14ad3350a07efe05f92cdca77250f0cf 100644
--- a/net/socket/unix_domain_socket_posix.h
+++ b/net/socket/unix_domain_socket_posix.h
@@ -31,7 +31,7 @@ class NET_EXPORT UnixDomainSocket : public StreamListenSocket {
   // its process |user_id| and |group_id|, is allowed to keep the connection
   // open. Note that the socket is closed immediately in case the callback
   // returns false.
-  typedef base::Callback<bool (uid_t user_id, gid_t group_id)> AuthCallback;
+  typedef base::Callback<bool(uid_t user_id, gid_t group_id)> AuthCallback;
 
   // Returns an authentication callback that always grants access for
   // convenience in case you don't want to use authentication.