common/error_code: remove unused includes

Signed-off-by: Max Kellermann <[email protected]>

Author: MaxKellermann

src/common/error_code.cc

@@ -13,10 +13,9 @@
  * COPYING.
  */
 
-#include <exception>
+#include "common/error_code.h"
 
 #include <boost/asio/error.hpp>
-#include "common/error_code.h"
 
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wnon-virtual-dtor"

src/common/error_code.h

@@ -16,9 +16,8 @@
 #ifndef COMMON_CEPH_ERROR_CODE
 #define COMMON_CEPH_ERROR_CODE
 
-#include <netdb.h>
-
-#include <boost/system.hpp>
+#include <boost/system/error_code.hpp>
+#include <boost/system/system_error.hpp>
 
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wnon-virtual-dtor"