Fixed missing <functional> header (VS).

Change-Id: I89d0f9b18bfe4d27be325c7f7205dee14bc7e1be
Tested: on Windows.

diff --git a/include/flatbuffers/idl.h b/include/flatbuffers/idl.h
index 4e0bc3f..272fd2c 100644 (file)
--- a/include/flatbuffers/idl.h
+++ b/include/flatbuffers/idl.h
@@ -19,6 +19,7 @@
 
 #include <map>
 #include <memory>
+#include <functional>
 
 #include "flatbuffers/flatbuffers.h"