Make libnosys function stubs part of libnacl

src/untrusted/nacl/stubs/utimes.c

Index: src/untrusted/nacl/stubs/utimes.c
diff --git a/src/untrusted/nosys/utimes.c b/src/untrusted/nacl/stubs/utimes.c
similarity index 84%
rename from src/untrusted/nosys/utimes.c
rename to src/untrusted/nacl/stubs/utimes.c
index fd045a3d38048afd2ebb7bdd11884ac11929fc2c..39d800cadbe833257a3206362693fa0b6d879c84 100644
--- a/src/untrusted/nosys/utimes.c
+++ b/src/untrusted/nacl/stubs/utimes.c
@@ -18,6 +18,3 @@ int utimes(const char *filename, const struct timeval tv[2]) {
   errno = ENOSYS;
   return -1;
 }
-
-#include "native_client/src/untrusted/nosys/warning.h"
-stub_warning(utimes);