Properly send GRPC_STATUS_UNAUTHENTICATED from server auth failures
diff --git a/src/core/transport/chttp2/internal.h b/src/core/transport/chttp2/internal.h
index f0eeb6d..74b3a59 100644
--- a/src/core/transport/chttp2/internal.h
+++ b/src/core/transport/chttp2/internal.h
@@ -384,6 +384,8 @@
   gpr_uint8 in_stream_map;
   /** is this stream actively being written? */
   gpr_uint8 writing_now;
+  /** has anything been written to this stream? */
+  gpr_uint8 written_anything;
 
   /** stream state already published to the upper layer */
   grpc_stream_state published_state;