Fixes for re-enabling more MSVC level 4 warnings: misc edition #2

tools/json_to_struct/json_to_struct.py

Index: tools/json_to_struct/json_to_struct.py
diff --git a/tools/json_to_struct/json_to_struct.py b/tools/json_to_struct/json_to_struct.py
index 38b6341091c287a45030eb574b3ebbd75530df8c..2e9c83c726fb23a28a232cfd24312efdac4b841f 100755
--- a/tools/json_to_struct/json_to_struct.py
+++ b/tools/json_to_struct/json_to_struct.py
@@ -99,14 +99,14 @@ def _GenerateH(basepath, fileroot, head, namespace, schema, description):
   with open(os.path.join(basepath, h_filename), 'w') as f:
     f.write(head)
 
-    f.write('#include <cstddef>\n')
-    f.write('\n')
-
     header_guard = _GenerateHeaderGuard(h_filename)
     f.write('#ifndef %s\n' % header_guard)
     f.write('#define %s\n' % header_guard)
     f.write('\n')
 
+    f.write('#include <cstddef>\n')
+    f.write('\n')
+
     for header in schema.get('headers', []):
       f.write('#include "%s"\n' % header)
     f.write('\n')