Add QUIC_EXPORT macros

net/quic/core/crypto/null_encrypter.h

Index: net/quic/core/crypto/null_encrypter.h
diff --git a/net/quic/core/crypto/null_encrypter.h b/net/quic/core/crypto/null_encrypter.h
index af93c1aa1dcd6c0e39ac1b421b563aac254f69f3..456be5dfaf527bac5ea91d31f8ac44257756b04d 100644
--- a/net/quic/core/crypto/null_encrypter.h
+++ b/net/quic/core/crypto/null_encrypter.h
@@ -9,15 +9,15 @@
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "net/base/net_export.h"
 #include "net/quic/core/crypto/quic_encrypter.h"
+#include "net/quic/platform/api/quic_export.h"
 
 namespace net {
 
 // A NullEncrypter is a QuicEncrypter used before a crypto negotiation
 // has occurred.  It does not actually encrypt the payload, but does
 // generate a MAC (fnv128) over both the payload and associated data.
-class NET_EXPORT_PRIVATE NullEncrypter : public QuicEncrypter {
+class QUIC_EXPORT_PRIVATE NullEncrypter : public QuicEncrypter {
  public:
   NullEncrypter();
   ~NullEncrypter() override {}