Replace use of deprecated C Standard library headers in C++ code.

Change-Id: I9fa6630c7e4bdb2897df34d417635d8c7d8253bc
Signed-off-by: Tyler Chatow <tchatow@gmail.com>
diff --git a/aos/logging/log_namer.cc b/aos/logging/log_namer.cc
index c1dd30a..707fd08 100644
--- a/aos/logging/log_namer.cc
+++ b/aos/logging/log_namer.cc
@@ -1,16 +1,17 @@
 #include "aos/logging/log_namer.h"
 
 #include <dirent.h>
-#include <errno.h>
 #include <fcntl.h>
 #include <mntent.h>
 #include <pwd.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
 #include <sys/types.h>
-#include <time.h>
 #include <unistd.h>
+
+#include <cerrno>
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+#include <ctime>
 #include <string>
 
 #include "aos/configuration.h"