Add QUIC_EXPORT macros

net/quic/core/quic_packet_generator.h

Index: net/quic/core/quic_packet_generator.h
diff --git a/net/quic/core/quic_packet_generator.h b/net/quic/core/quic_packet_generator.h
index eb8718a3749d326fceadc075f13abc1533f9eb14..094731eb7f56af3880a82273f9b01f78a288e476 100644
--- a/net/quic/core/quic_packet_generator.h
+++ b/net/quic/core/quic_packet_generator.h
@@ -46,11 +46,11 @@
 #include <list>
 
 #include "base/macros.h"
-#include "net/base/net_export.h"
 #include "net/quic/core/quic_packet_creator.h"
 #include "net/quic/core/quic_pending_retransmission.h"
 #include "net/quic/core/quic_sent_packet_manager.h"
 #include "net/quic/core/quic_types.h"
+#include "net/quic/platform/api/quic_export.h"
 
 namespace net {
 
@@ -58,9 +58,9 @@ namespace test {
 class QuicPacketGeneratorPeer;
 }  // namespace test
 
-class NET_EXPORT_PRIVATE QuicPacketGenerator {
+class QUIC_EXPORT_PRIVATE QuicPacketGenerator {
  public:
-  class NET_EXPORT_PRIVATE DelegateInterface
+  class QUIC_EXPORT_PRIVATE DelegateInterface
       : public QuicPacketCreator::DelegateInterface {
    public:
     ~DelegateInterface() override {}