Add QUIC_EXPORT macros

net/quic/core/congestion_control/pacing_sender.h

Index: net/quic/core/congestion_control/pacing_sender.h
diff --git a/net/quic/core/congestion_control/pacing_sender.h b/net/quic/core/congestion_control/pacing_sender.h
index dceb2a01a3105a37157639646f3d321283a905de..2c0109413853758e8868c101b86836752113a271 100644
--- a/net/quic/core/congestion_control/pacing_sender.h
+++ b/net/quic/core/congestion_control/pacing_sender.h
@@ -17,16 +17,16 @@
 #include <memory>
 
 #include "base/macros.h"
-#include "net/base/net_export.h"
 #include "net/quic/core/congestion_control/send_algorithm_interface.h"
 #include "net/quic/core/quic_bandwidth.h"
 #include "net/quic/core/quic_config.h"
 #include "net/quic/core/quic_packets.h"
 #include "net/quic/core/quic_time.h"
+#include "net/quic/platform/api/quic_export.h"
 
 namespace net {
 
-class NET_EXPORT_PRIVATE PacingSender {
+class QUIC_EXPORT_PRIVATE PacingSender {
  public:
   PacingSender();
   ~PacingSender();