Add QUIC_EXPORT macros

net/quic/core/quic_connection_close_delegate_interface.h

Index: net/quic/core/quic_connection_close_delegate_interface.h
diff --git a/net/quic/core/quic_connection_close_delegate_interface.h b/net/quic/core/quic_connection_close_delegate_interface.h
index 53ac95e355f8d5b7c77b63bbf2ece0aa7dfc28bd..1544874c48524eaa28a94af58c21acdf979e17a9 100644
--- a/net/quic/core/quic_connection_close_delegate_interface.h
+++ b/net/quic/core/quic_connection_close_delegate_interface.h
@@ -7,11 +7,12 @@
 
 #include "net/quic/core/quic_error_codes.h"
 #include "net/quic/core/quic_types.h"
+#include "net/quic/platform/api/quic_export.h"
 
 namespace net {
 
 // Pure virtual class to close connection on unrecoverable errors.
-class NET_EXPORT_PRIVATE QuicConnectionCloseDelegateInterface {
+class QUIC_EXPORT_PRIVATE QuicConnectionCloseDelegateInterface {
  public:
   virtual ~QuicConnectionCloseDelegateInterface() {}